264440246022044 has 48 divisors (see below), whose sum is σ = 496669623440256. Its totient is φ = 122755713408000.

The previous prime is 264440246022031. The next prime is 264440246022053. The reversal of 264440246022044 is 440220642044462.

It is a super-2 number, since 2×264440246022044² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 264440246021986 and 264440246022004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69177959 + ... + 72900414.

It is an arithmetic number, because the mean of its divisors is an integer number (10347283821672).

Almost surely, 2^{264440246022044} is an apocalyptic number.

It is an amenable number.

264440246022044 is a deficient number, since it is larger than the sum of its proper divisors (232229377418212).

264440246022044 is a wasteful number, since it uses less digits than its factorization.

264440246022044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142078766 (or 142078764 counting only the distinct ones).

The product of its (nonzero) digits is 2359296, while the sum is 44.

The spelling of 264440246022044 in words is "two hundred sixty-four trillion, four hundred forty billion, two hundred forty-six million, twenty-two thousand, forty-four".