265045311603264 has 28 divisors (see below), whose sum is σ = 701265720284144. Its totient is φ = 88348437201024.

The previous prime is 265045311603253. The next prime is 265045311603341. The reversal of 265045311603264 is 462306113540562.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 690222165442 + ... + 690222165825.

Almost surely, 2^{265045311603264} is an apocalyptic number.

265045311603264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

265045311603264 is an abundant number, since it is smaller than the sum of its proper divisors (436220408680880).

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

265045311603264 is a wasteful number, since it uses less digits than its factorization.

265045311603264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380444331282 (or 1380444331272 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 48.

The spelling of 265045311603264 in words is "two hundred sixty-five trillion, forty-five billion, three hundred eleven million, six hundred three thousand, two hundred sixty-four".