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6464015000324 = 227232979668369
BaseRepresentation
bin101111000010000010101…
…0100010110001100000100
3211212221202022121212122222
41132010011110112030010
51321401300320002244
621425305534511512
71235003213640200
oct136040524261404
924787668555588
106464015000324
112072411a50aa2
12884929665598
1337b72819c54b
14184c07b81b00
15b322581dbee
hex5e105516304

6464015000324 has 18 divisors (see below), whose sum is σ = 13158887679630. Its totient is φ = 2770292142912.

The previous prime is 6464015000323. The next prime is 6464015000357. The reversal of 6464015000324 is 4230005104646.

It can be written as a sum of positive squares in only one way, i.e., 4620307260100 + 1843707740224 = 2149490^2 + 1357832^2 .

It is not an unprimeable number, because it can be changed into a prime (6464015000323) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16489833989 + ... + 16489834380.

It is an arithmetic number, because the mean of its divisors is an integer number (731049315535).

Almost surely, 26464015000324 is an apocalyptic number.

It is an amenable number.

6464015000324 is an abundant number, since it is smaller than the sum of its proper divisors (6694872679306).

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

6464015000324 is a wasteful number, since it uses less digits than its factorization.

6464015000324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32979668387 (or 32979668378 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 6464015000324 in words is "six trillion, four hundred sixty-four billion, fifteen million, three hundred twenty-four", and thus it is an aban number.

Divisors: 1 2 4 7 14 28 49 98 196 32979668369 65959336738 131918673476 230857678583 461715357166 923430714332 1616003750081 3232007500162 6464015000324