64963388125088 has 96 divisors (see below), whose sum is σ = 140840513856000. Its totient is φ = 29368246063104.

The previous prime is 64963388125057. The next prime is 64963388125169. The reversal of 64963388125088 is 88052188336946.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18837188 + ... + 22017411.

It is an arithmetic number, because the mean of its divisors is an integer number (1467088686000).

Almost surely, 2^{64963388125088} is an apocalyptic number.

64963388125088 is a gapful number since it is divisible by the number (68) formed by its first and last digit.

It is an amenable number.

64963388125088 is an abundant number, since it is smaller than the sum of its proper divisors (75877125730912).

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

64963388125088 is a wasteful number, since it uses less digits than its factorization.

64963388125088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40854742 (or 40854734 counting only the distinct ones).

The product of its (nonzero) digits is 477757440, while the sum is 71.

The spelling of 64963388125088 in words is "sixty-four trillion, nine hundred sixty-three billion, three hundred eighty-eight million, one hundred twenty-five thousand, eighty-eight".