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64380096654 = 2312918311399
BaseRepresentation
bin111011111101010110…
…100101000010001110
320011011202111202210020
4323331112211002032
52023322301043104
645324212523010
74436253535536
oct737526450216
9204152452706
1064380096654
1125337982555
1210588920466
1360c0041a63
14318a4aa4c6
151a1c0592d9
hexefd5a508e

64380096654 has 16 divisors (see below), whose sum is σ = 128859945600. Its totient is φ = 21443406840.

The previous prime is 64380096647. The next prime is 64380096719. The reversal of 64380096654 is 45669008346.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 64380096597 and 64380096606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4147954 + ... + 4163445.

It is an arithmetic number, because the mean of its divisors is an integer number (8053746600).

Almost surely, 264380096654 is an apocalyptic number.

64380096654 is an abundant number, since it is smaller than the sum of its proper divisors (64479848946).

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

64380096654 is a wasteful number, since it uses less digits than its factorization.

64380096654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8312695.

The product of its (nonzero) digits is 3732480, while the sum is 51.

The spelling of 64380096654 in words is "sixty-four billion, three hundred eighty million, ninety-six thousand, six hundred fifty-four".

Divisors: 1 2 3 6 1291 2582 3873 7746 8311399 16622798 24934197 49868394 10730016109 21460032218 32190048327 64380096654