31425489596 has 24 divisors (see below), whose sum is σ = 56852814480. Its totient is φ = 15188860800.

The previous prime is 31425489583. The next prime is 31425489659. The reversal of 31425489596 is 69598452413.

It is a super-2 number, since 2×31425489596² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 861110 + ... + 896861.

It is an arithmetic number, because the mean of its divisors is an integer number (2368867270).

Almost surely, 2^31425489596 is an apocalyptic number.

It is an amenable number.

31425489596 is a deficient number, since it is larger than the sum of its proper divisors (25427324884).

31425489596 is a wasteful number, since it uses less digits than its factorization.

31425489596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1758125 (or 1758123 counting only the distinct ones).

The product of its digits is 9331200, while the sum is 56.

The spelling of 31425489596 in words is "thirty-one billion, four hundred twenty-five million, four hundred eighty-nine thousand, five hundred ninety-six".