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64410023060 = 2253499227797
BaseRepresentation
bin111011111111001000…
…101111010010010100
320011020211211012002122
4323333020233102110
52023402431214220
645331202155112
74440066106535
oct737710572224
9204224735078
1064410023060
1125352862719
1210596952a98
1360c62bc3a6
14319045a68c
151a1e9bb425
hexeff22f494

64410023060 has 24 divisors (see below), whose sum is σ = 135648630600. Its totient is φ = 25690184064.

The previous prime is 64410023057. The next prime is 64410023063. The reversal of 64410023060 is 6032001446.

It is an interprime number because it is at equal distance from previous prime (64410023057) and next prime (64410023063).

It can be written as a sum of positive squares in 4 ways, for example, as 18062822404 + 46347200656 = 134398^2 + 215284^2 .

It is a super-3 number, since 3×644100230603 (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64410023063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4606919 + ... + 4620878.

It is an arithmetic number, because the mean of its divisors is an integer number (5652026275).

Almost surely, 264410023060 is an apocalyptic number.

It is an amenable number.

64410023060 is an abundant number, since it is smaller than the sum of its proper divisors (71238607540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64410023060 is a wasteful number, since it uses less digits than its factorization.

64410023060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9228155 (or 9228153 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

The spelling of 64410023060 in words is "sixty-four billion, four hundred ten million, twenty-three thousand, sixty".

Divisors: 1 2 4 5 10 20 349 698 1396 1745 3490 6980 9227797 18455594 36911188 46138985 92277970 184555940 3220501153 6441002306 12882004612 16102505765 32205011530 64410023060