7857533265 has 32 divisors (see below), whose sum is σ = 12985420800. Its totient is φ = 4053058560.

The previous prime is 7857533213. The next prime is 7857533303. The reversal of 7857533265 is 5623357587.

It is not a de Polignac number, because 7857533265 - 2⁷ = 7857533137 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 967341 + ... + 975429.

It is an arithmetic number, because the mean of its divisors is an integer number (405794400).

Almost surely, 2^7857533265 is an apocalyptic number.

It is an amenable number.

7857533265 is a deficient number, since it is larger than the sum of its proper divisors (5127887535).

7857533265 is a wasteful number, since it uses less digits than its factorization.

7857533265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10217.

The product of its digits is 5292000, while the sum is 51.

The square root of 7857533265 is about 88642.7282127530. The cubic root of 7857533265 is about 1988.0565915530.

The spelling of 7857533265 in words is "seven billion, eight hundred fifty-seven million, five hundred thirty-three thousand, two hundred sixty-five".