7566277225 has 48 divisors (see below), whose sum is σ = 10568323584. Its totient is φ = 5331744000.

The previous prime is 7566277207. The next prime is 7566277249. The reversal of 7566277225 is 5227726657.

It is not a de Polignac number, because 7566277225 - 2¹⁵ = 7566244457 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4043040 + ... + 4044910.

It is an arithmetic number, because the mean of its divisors is an integer number (220173408).

Almost surely, 2^7566277225 is an apocalyptic number.

It is an amenable number.

7566277225 is a deficient number, since it is larger than the sum of its proper divisors (3002046359).

7566277225 is a wasteful number, since it uses less digits than its factorization.

7566277225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2458 (or 2453 counting only the distinct ones).

The product of its digits is 2469600, while the sum is 49.

The square root of 7566277225 is about 86984.3504602983. The cubic root of 7566277225 is about 1963.1828426948.

The spelling of 7566277225 in words is "seven billion, five hundred sixty-six million, two hundred seventy-seven thousand, two hundred twenty-five".