31473275124 has 12 divisors (see below), whose sum is σ = 73437641984. Its totient is φ = 10491091704.

The previous prime is 31473275123. The next prime is 31473275129. The reversal of 31473275124 is 42157237413.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31473275123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1311386452 + ... + 1311386475.

Almost surely, 2^31473275124 is an apocalyptic number.

It is an amenable number.

31473275124 is an abundant number, since it is smaller than the sum of its proper divisors (41964366860).

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

31473275124 is a wasteful number, since it uses less digits than its factorization.

31473275124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2622772934 (or 2622772932 counting only the distinct ones).

The product of its digits is 141120, while the sum is 39.

The spelling of 31473275124 in words is "thirty-one billion, four hundred seventy-three million, two hundred seventy-five thousand, one hundred twenty-four".