64204688466402 has 32 divisors (see below), whose sum is σ = 140577949474560. Its totient is φ = 19387217199120.

The previous prime is 64204688466377. The next prime is 64204688466403. The reversal of 64204688466402 is 20466488640246.

It is not an unprimeable number, because it can be changed into a prime (64204688466403) 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, 1718706252 + ... + 1718743607.

It is an arithmetic number, because the mean of its divisors is an integer number (4393060921080).

Almost surely, 2^{64204688466402} is an apocalyptic number.

64204688466402 is an abundant number, since it is smaller than the sum of its proper divisors (76373261008158).

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

64204688466402 is a wasteful number, since it uses less digits than its factorization.

64204688466402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3437450158.

The product of its (nonzero) digits is 84934656, while the sum is 60.

The spelling of 64204688466402 in words is "sixty-four trillion, two hundred four billion, six hundred eighty-eight million, four hundred sixty-six thousand, four hundred two".