4568640468654 has 16 divisors (see below), whose sum is σ = 9137305024848. Its totient is φ = 1522876141632.

The previous prime is 4568640468649. The next prime is 4568640468661.

It is a happy number.

4568640468654 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2297034 + ... + 3796530.

It is an arithmetic number, because the mean of its divisors is an integer number (571081564053).

Almost surely, 2^{4568640468654} is an apocalyptic number.

4568640468654 is an abundant number, since it is smaller than the sum of its proper divisors (4568664556194).

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

4568640468654 is a wasteful number, since it uses less digits than its factorization.

4568640468654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2007299.

The product of its (nonzero) digits is 530841600, while the sum is 66.

The spelling of 4568640468654 in words is "four trillion, five hundred sixty-eight billion, six hundred forty million, four hundred sixty-eight thousand, six hundred fifty-four".