31422255414432 has 96 divisors (see below), whose sum is σ = 84758093687232. Its totient is φ = 10185541115904.

The previous prime is 31422255414397. The next prime is 31422255414497. The reversal of 31422255414432 is 23441455222413.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×31422255414432² (a number of 28 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 4262448 + ... + 9000720.

It is an arithmetic number, because the mean of its divisors is an integer number (882896809242).

Almost surely, 2^{31422255414432} is an apocalyptic number.

31422255414432 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 31422255414432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42379046843616).

31422255414432 is an abundant number, since it is smaller than the sum of its proper divisors (53335838272800).

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

31422255414432 is a wasteful number, since it uses less digits than its factorization.

31422255414432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4740190 (or 4740182 counting only the distinct ones).

The product of its digits is 921600, while the sum is 42.

The spelling of 31422255414432 in words is "thirty-one trillion, four hundred twenty-two billion, two hundred fifty-five million, four hundred fourteen thousand, four hundred thirty-two".