13131554046456 has 16 divisors (see below), whose sum is σ = 32828885116200. Its totient is φ = 4377184682144.

The previous prime is 13131554046421. The next prime is 13131554046461. The reversal of 13131554046456 is 65464045513131.

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, 273574042611 + ... + 273574042658.

Almost surely, 2^{13131554046456} is an apocalyptic number.

It is an amenable number.

13131554046456 is an abundant number, since it is smaller than the sum of its proper divisors (19697331069744).

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

13131554046456 is a wasteful number, since it uses less digits than its factorization.

13131554046456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 547148085278 (or 547148085274 counting only the distinct ones).

The product of its (nonzero) digits is 2592000, while the sum is 48.

Adding to 13131554046456 its reverse (65464045513131), we get a palindrome (78595599559587).

The spelling of 13131554046456 in words is "thirteen trillion, one hundred thirty-one billion, five hundred fifty-four million, forty-six thousand, four hundred fifty-six".