73470131832 has 32 divisors (see below), whose sum is σ = 183689430480. Its totient is φ = 24488163840.

The previous prime is 73470131821. The next prime is 73470131849. The reversal of 73470131832 is 23813107437.

It is a super-2 number, since 2×73470131832² (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, 221598 + ... + 442770.

Almost surely, 2^73470131832 is an apocalyptic number.

It is an amenable number.

73470131832 is an abundant number, since it is smaller than the sum of its proper divisors (110219298648).

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

73470131832 is a wasteful number, since it uses less digits than its factorization.

73470131832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235023 (or 235019 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 39.

The spelling of 73470131832 in words is "seventy-three billion, four hundred seventy million, one hundred thirty-one thousand, eight hundred thirty-two".