5146855372136 has 8 divisors (see below), whose sum is σ = 9650353822770. Its totient is φ = 2573427686064.

The previous prime is 5146855372133. The next prime is 5146855372159. The reversal of 5146855372136 is 6312735586415.

It can be written as a sum of positive squares in only one way, i.e., 2936596322500 + 2210259049636 = 1713650^2 + 1486694^2 .

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

It is not an unprimeable number, because it can be changed into a prime (5146855372133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 321678460751 + ... + 321678460766.

Almost surely, 2^{5146855372136} is an apocalyptic number.

It is an amenable number.

5146855372136 is a deficient number, since it is larger than the sum of its proper divisors (4503498450634).

5146855372136 is a wasteful number, since it uses less digits than its factorization.

5146855372136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 643356921523 (or 643356921519 counting only the distinct ones).

The product of its digits is 18144000, while the sum is 56.

The spelling of 5146855372136 in words is "five trillion, one hundred forty-six billion, eight hundred fifty-five million, three hundred seventy-two thousand, one hundred thirty-six".