31424002004 has 36 divisors (see below), whose sum is σ = 58791078528. Its totient is φ = 14680797600.

The previous prime is 31424001991. The next prime is 31424002031. The reversal of 31424002004 is 40020042413.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46382 + ... + 254949.

Almost surely, 2^31424002004 is an apocalyptic number.

It is an amenable number.

31424002004 is a deficient number, since it is larger than the sum of its proper divisors (27367076524).

31424002004 is a wasteful number, since it uses less digits than its factorization.

31424002004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 301424 (or 301393 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 31424002004 its reverse (40020042413), we get a palindrome (71444044417).

The spelling of 31424002004 in words is "thirty-one billion, four hundred twenty-four million, two thousand, four".