75506094172 has 24 divisors (see below), whose sum is σ = 134614166400. Its totient is φ = 37047179376.

The previous prime is 75506094109. The next prime is 75506094187. The reversal of 75506094172 is 27149060557.

It is a super-2 number, since 2×75506094172² (a number of 23 digits) contains 22 as substring.

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, 151272 + ... + 417007.

It is an arithmetic number, because the mean of its divisors is an integer number (5608923600).

Almost surely, 2^75506094172 is an apocalyptic number.

It is an amenable number.

75506094172 is a deficient number, since it is larger than the sum of its proper divisors (59108072228).

75506094172 is a wasteful number, since it uses less digits than its factorization.

75506094172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568905 (or 568903 counting only the distinct ones).

The product of its (nonzero) digits is 529200, while the sum is 46.

The spelling of 75506094172 in words is "seventy-five billion, five hundred six million, ninety-four thousand, one hundred seventy-two".