31483212736 has 28 divisors (see below), whose sum is σ = 62527019472. Its totient is φ = 15728373248.

The previous prime is 31483212727. The next prime is 31483212737. The reversal of 31483212736 is 63721238413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31483212737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129820 + ... + 282523.

Almost surely, 2^31483212736 is an apocalyptic number.

It is an amenable number.

31483212736 is a deficient number, since it is larger than the sum of its proper divisors (31043806736).

31483212736 is a wasteful number, since it uses less digits than its factorization.

31483212736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413548 (or 413538 counting only the distinct ones).

The product of its digits is 145152, while the sum is 40.

The spelling of 31483212736 in words is "thirty-one billion, four hundred eighty-three million, two hundred twelve thousand, seven hundred thirty-six".