11272725566 has 16 divisors (see below), whose sum is σ = 17377240608. Its totient is φ = 5481196800.

The previous prime is 11272725559. The next prime is 11272725577. The reversal of 11272725566 is 66552727211.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195515 + ... + 246518.

It is an arithmetic number, because the mean of its divisors is an integer number (1086077538).

Almost surely, 2^11272725566 is an apocalyptic number.

11272725566 is a deficient number, since it is larger than the sum of its proper divisors (6104515042).

11272725566 is a wasteful number, since it uses less digits than its factorization.

11272725566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 442387.

The product of its digits is 352800, while the sum is 44.

The spelling of 11272725566 in words is "eleven billion, two hundred seventy-two million, seven hundred twenty-five thousand, five hundred sixty-six".