5131889405416 has 8 divisors (see below), whose sum is σ = 9622292635170. Its totient is φ = 2565944702704.

The previous prime is 5131889405387. The next prime is 5131889405459. The reversal of 5131889405416 is 6145049881315.

It can be written as a sum of positive squares in only one way, i.e., 3441967404516 + 1689922000900 = 1855254^2 + 1299970^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 320743087831 + ... + 320743087846.

Almost surely, 2^{5131889405416} is an apocalyptic number.

It is an amenable number.

5131889405416 is a deficient number, since it is larger than the sum of its proper divisors (4490403229754).

5131889405416 is a wasteful number, since it uses less digits than its factorization.

5131889405416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 641486175683 (or 641486175679 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 55.

The spelling of 5131889405416 in words is "five trillion, one hundred thirty-one billion, eight hundred eighty-nine million, four hundred five thousand, four hundred sixteen".