31240254423032 has 32 divisors (see below), whose sum is σ = 60243207721200. Its totient is φ = 15178434720000.

The previous prime is 31240254423029. The next prime is 31240254423041. The reversal of 31240254423032 is 23032445204213.

It is a junction number, because it is equal to n+sod(n) for n = 31240254422983 and 31240254423001.

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, 189648107 + ... + 189812762.

Almost surely, 2^{31240254423032} is an apocalyptic number.

It is an amenable number.

31240254423032 is a deficient number, since it is larger than the sum of its proper divisors (29002953298168).

31240254423032 is a wasteful number, since it uses less digits than its factorization.

31240254423032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379461167 (or 379461163 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 31240254423032 its reverse (23032445204213), we get a palindrome (54272699627245).

The spelling of 31240254423032 in words is "thirty-one trillion, two hundred forty billion, two hundred fifty-four million, four hundred twenty-three thousand, thirty-two".