11620574577 has 16 divisors (see below), whose sum is σ = 17217332160. Its totient is φ = 7746300000.

The previous prime is 11620574573. The next prime is 11620574617. The reversal of 11620574577 is 77547502611.

11620574577 is a `hidden beast` number, since 1 + 1 + 6 + 2 + 0 + 5 + 74 + 577 = 666.

It is not a de Polignac number, because 11620574577 - 2² = 11620574573 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11620574573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 501702 + ... + 524352.

It is an arithmetic number, because the mean of its divisors is an integer number (1076083260).

Almost surely, 2^11620574577 is an apocalyptic number.

It is an amenable number.

11620574577 is a deficient number, since it is larger than the sum of its proper divisors (5596757583).

11620574577 is a wasteful number, since it uses less digits than its factorization.

11620574577 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41661 (or 41655 counting only the distinct ones).

The product of its (nonzero) digits is 411600, while the sum is 45.

The spelling of 11620574577 in words is "eleven billion, six hundred twenty million, five hundred seventy-four thousand, five hundred seventy-seven".