264440245124156 has 48 divisors (see below), whose sum is σ = 477883101696000. Its totient is φ = 127905521368320.

The previous prime is 264440245124129. The next prime is 264440245124161. The reversal of 264440245124156 is 651421542044462.

It is a super-2 number, since 2×264440245124156² (a number of 30 digits) contains 22 as substring.

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, 4262452985 + ... + 4262515023.

It is an arithmetic number, because the mean of its divisors is an integer number (9955897952000).

Almost surely, 2^{264440245124156} is an apocalyptic number.

It is an amenable number.

264440245124156 is a deficient number, since it is larger than the sum of its proper divisors (213442856571844).

264440245124156 is a wasteful number, since it uses less digits than its factorization.

264440245124156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74802 (or 74800 counting only the distinct ones).

The product of its (nonzero) digits is 7372800, while the sum is 50.

The spelling of 264440245124156 in words is "two hundred sixty-four trillion, four hundred forty billion, two hundred forty-five million, one hundred twenty-four thousand, one hundred fifty-six".