64423133254632 has 64 divisors (see below), whose sum is σ = 175380580584000. Its totient is φ = 19642625017344.

The previous prime is 64423133254631. The next prime is 64423133254693. The reversal of 64423133254632 is 23645233132446.

It is not an unprimeable number, because it can be changed into a prime (64423133254631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2435828173 + ... + 2435854620.

It is an arithmetic number, because the mean of its divisors is an integer number (2740321571625).

Almost surely, 2^{64423133254632} is an apocalyptic number.

It is an amenable number.

64423133254632 is an abundant number, since it is smaller than the sum of its proper divisors (110957447329368).

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

64423133254632 is a wasteful number, since it uses less digits than its factorization.

64423133254632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4871682850 (or 4871682846 counting only the distinct ones).

The product of its digits is 7464960, while the sum is 48.

The spelling of 64423133254632 in words is "sixty-four trillion, four hundred twenty-three billion, one hundred thirty-three million, two hundred fifty-four thousand, six hundred thirty-two".