31445325255441 has 32 divisors (see below), whose sum is σ = 43158255920640. Its totient is φ = 20356726320000.

The previous prime is 31445325255427. The next prime is 31445325255469. The reversal of 31445325255441 is 14455252354413.

It is a happy number.

It is not a de Polignac number, because 31445325255441 - 2²² = 31445321061137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31445325255241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 94605741 + ... + 94937541.

It is an arithmetic number, because the mean of its divisors is an integer number (1348695497520).

Almost surely, 2^{31445325255441} is an apocalyptic number.

It is an amenable number.

31445325255441 is a deficient number, since it is larger than the sum of its proper divisors (11712930665199).

31445325255441 is a wasteful number, since it uses less digits than its factorization.

31445325255441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 338397.

The product of its digits is 5760000, while the sum is 48.

The spelling of 31445325255441 in words is "thirty-one trillion, four hundred forty-five billion, three hundred twenty-five million, two hundred fifty-five thousand, four hundred forty-one".