31446100164412 has 12 divisors (see below), whose sum is σ = 55031243837080. Its totient is φ = 15722887639536.

The previous prime is 31446100164397. The next prime is 31446100164499. The reversal of 31446100164412 is 21446100164413.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40174587 + ... + 40949842.

Almost surely, 2^{31446100164412} is an apocalyptic number.

It is an amenable number.

31446100164412 is a deficient number, since it is larger than the sum of its proper divisors (23585143672668).

31446100164412 is a wasteful number, since it uses less digits than its factorization.

31446100164412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81221340 (or 81221338 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

Subtracting from 31446100164412 its reverse (21446100164413), we obtain a palindrome (9999999999999).

It can be divided in two parts, 314461001 and 64412, that added together give a palindrome (314525413).

The spelling of 31446100164412 in words is "thirty-one trillion, four hundred forty-six billion, one hundred million, one hundred sixty-four thousand, four hundred twelve".