31422661456436 has 12 divisors (see below), whose sum is σ = 54989705910720. Its totient is φ = 15711316910520.

The previous prime is 31422661456397. The next prime is 31422661456451. The reversal of 31422661456436 is 63465416622413.

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 3 ways as a sum of consecutive naturals, for example, 3003845 + ... + 8477523.

It is an arithmetic number, because the mean of its divisors is an integer number (4582475492560).

Almost surely, 2^{31422661456436} is an apocalyptic number.

It is an amenable number.

31422661456436 is a deficient number, since it is larger than the sum of its proper divisors (23567044454284).

31422661456436 is a wasteful number, since it uses less digits than its factorization.

31422661456436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6908854 (or 6908852 counting only the distinct ones).

The product of its digits is 14929920, while the sum is 53.

The spelling of 31422661456436 in words is "thirty-one trillion, four hundred twenty-two billion, six hundred sixty-one million, four hundred fifty-six thousand, four hundred thirty-six".