13431433400412 has 12 divisors (see below), whose sum is σ = 31340011267656. Its totient is φ = 4477144466800.

The previous prime is 13431433400401. The next prime is 13431433400431. The reversal of 13431433400412 is 21400433413431.

13431433400412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×13431433400412² (a number of 27 digits) contains 22 as substring.

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, 559643058339 + ... + 559643058362.

It is an arithmetic number, because the mean of its divisors is an integer number (2611667605638).

Almost surely, 2^{13431433400412} is an apocalyptic number.

13431433400412 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

13431433400412 is an abundant number, since it is smaller than the sum of its proper divisors (17908577867244).

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

13431433400412 is a wasteful number, since it uses less digits than its factorization.

13431433400412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119286116708 (or 1119286116706 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 13431433400412 its reverse (21400433413431), we get a palindrome (34831866813843).

The spelling of 13431433400412 in words is "thirteen trillion, four hundred thirty-one billion, four hundred thirty-three million, four hundred thousand, four hundred twelve".