264440246661042 has 16 divisors (see below), whose sum is σ = 529427422489152. Its totient is φ = 88055594025840.

The previous prime is 264440246661029. The next prime is 264440246661047. The reversal of 264440246661042 is 240166642044462.

It is not an unprimeable number, because it can be changed into a prime (264440246661047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22788709009 + ... + 22788720612.

It is an arithmetic number, because the mean of its divisors is an integer number (33089213905572).

Almost surely, 2^{264440246661042} is an apocalyptic number.

264440246661042 is an abundant number, since it is smaller than the sum of its proper divisors (264987175828110).

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

264440246661042 is a wasteful number, since it uses less digits than its factorization.

264440246661042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45577430593.

The product of its (nonzero) digits is 10616832, while the sum is 51.

The spelling of 264440246661042 in words is "two hundred sixty-four trillion, four hundred forty billion, two hundred forty-six million, six hundred sixty-one thousand, forty-two".