64104431134062 has 64 divisors (see below), whose sum is σ = 140275996183296. Its totient is φ = 19368405365760.

The previous prime is 64104431133991. The next prime is 64104431134087. The reversal of 64104431134062 is 26043113440146.

It is a self number, because there is not a number n which added to its sum of digits gives 64104431134062.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 216360273 + ... + 216656355.

It is an arithmetic number, because the mean of its divisors is an integer number (2191812440364).

Almost surely, 2^{64104431134062} is an apocalyptic number.

64104431134062 is an abundant number, since it is smaller than the sum of its proper divisors (76171565049234).

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

64104431134062 is a wasteful number, since it uses less digits than its factorization.

64104431134062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305745.

The product of its (nonzero) digits is 165888, while the sum is 39.

The spelling of 64104431134062 in words is "sixty-four trillion, one hundred four billion, four hundred thirty-one million, one hundred thirty-four thousand, sixty-two".