11475005648 has 20 divisors (see below), whose sum is σ = 22234806048. Its totient is φ = 5736991200.

The previous prime is 11475005603. The next prime is 11475005657. The reversal of 11475005648 is 84650057411.

It is a congruent number.

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, 207323 + ... + 256773.

Almost surely, 2^11475005648 is an apocalyptic number.

It is an amenable number.

11475005648 is a deficient number, since it is larger than the sum of its proper divisors (10759800400).

11475005648 is a wasteful number, since it uses less digits than its factorization.

11475005648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63962 (or 63956 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 41.

The spelling of 11475005648 in words is "eleven billion, four hundred seventy-five million, five thousand, six hundred forty-eight".