64450125132 has 24 divisors (see below), whose sum is σ = 155569268400. Its totient is φ = 20742568896.

The previous prime is 64450125049. The next prime is 64450125163. The reversal of 64450125132 is 23152105446.

It is a junction number, because it is equal to n+sod(n) for n = 64450125093 and 64450125102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92600407 + ... + 92601102.

It is an arithmetic number, because the mean of its divisors is an integer number (6482052850).

Almost surely, 2^64450125132 is an apocalyptic number.

It is an amenable number.

64450125132 is an abundant number, since it is smaller than the sum of its proper divisors (91119143268).

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

64450125132 is a wasteful number, since it uses less digits than its factorization.

64450125132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185201545 (or 185201543 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 33.

The spelling of 64450125132 in words is "sixty-four billion, four hundred fifty million, one hundred twenty-five thousand, one hundred thirty-two".