31435051422992 has 40 divisors (see below), whose sum is σ = 72006398587200. Its totient is φ = 13007607484032.

The previous prime is 31435051422961. The next prime is 31435051423019. The reversal of 31435051422992 is 29922415053413.

It is a self number, because there is not a number n which added to its sum of digits gives 31435051422992.

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, 4839136442 + ... + 4839142937.

It is an arithmetic number, because the mean of its divisors is an integer number (1800159964680).

Almost surely, 2^{31435051422992} is an apocalyptic number.

It is an amenable number.

31435051422992 is an abundant number, since it is smaller than the sum of its proper divisors (40571347164208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

31435051422992 is a wasteful number, since it uses less digits than its factorization.

31435051422992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9678279423 (or 9678279417 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 50.

The spelling of 31435051422992 in words is "thirty-one trillion, four hundred thirty-five billion, fifty-one million, four hundred twenty-two thousand, nine hundred ninety-two".