64562642204 has 12 divisors (see below), whose sum is σ = 113078707728. Its totient is φ = 32254440000.

The previous prime is 64562642201. The next prime is 64562642251. The reversal of 64562642204 is 40224626546.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64562642201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6714872 + ... + 6724479.

It is an arithmetic number, because the mean of its divisors is an integer number (9423225644).

Almost surely, 2^64562642204 is an apocalyptic number.

It is an amenable number.

64562642204 is a deficient number, since it is larger than the sum of its proper divisors (48516065524).

64562642204 is a wasteful number, since it uses less digits than its factorization.

64562642204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13440556 (or 13440554 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 41.

The spelling of 64562642204 in words is "sixty-four billion, five hundred sixty-two million, six hundred forty-two thousand, two hundred four".