264644046402 has 16 divisors (see below), whose sum is σ = 535987943040. Its totient is φ = 87098040432.

The previous prime is 264644046397. The next prime is 264644046431. The reversal of 264644046402 is 204640446462.

264644046402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 279159913 + ... + 279160860.

It is an arithmetic number, because the mean of its divisors is an integer number (33499246440).

Almost surely, 2^264644046402 is an apocalyptic number.

264644046402 is an abundant number, since it is smaller than the sum of its proper divisors (271343896638).

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

264644046402 is a wasteful number, since it uses less digits than its factorization.

264644046402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 558320857.

The product of its (nonzero) digits is 884736, while the sum is 42.

The spelling of 264644046402 in words is "two hundred sixty-four billion, six hundred forty-four million, forty-six thousand, four hundred two".