75548994472 has 32 divisors (see below), whose sum is σ = 161899629120. Its totient is φ = 32376355200.

The previous prime is 75548994439. The next prime is 75548994481. The reversal of 75548994472 is 27449984557.

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, 1733347 + ... + 1776397.

It is an arithmetic number, because the mean of its divisors is an integer number (5059363410).

Almost surely, 2^75548994472 is an apocalyptic number.

It is an amenable number.

75548994472 is an abundant number, since it is smaller than the sum of its proper divisors (86350634648).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

75548994472 is a wasteful number, since it uses less digits than its factorization.

75548994472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74401 (or 74397 counting only the distinct ones).

The product of its digits is 101606400, while the sum is 64.

The spelling of 75548994472 in words is "seventy-five billion, five hundred forty-eight million, nine hundred ninety-four thousand, four hundred seventy-two".