5150556111555 has 64 divisors (see below), whose sum is σ = 9701204474880. Its totient is φ = 2583766513152.

The previous prime is 5150556111529. The next prime is 5150556111581. The reversal of 5150556111555 is 5551116550515.

5150556111555 is a `hidden beast` number, since 5 + 15 + 0 + 5 + 5 + 611 + 15 + 5 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (5150556111529) and next prime (5150556111581).

It is not a de Polignac number, because 5150556111555 - 2¹⁴ = 5150556095171 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 5150556111555.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2989792 + ... + 4386338.

It is an arithmetic number, because the mean of its divisors is an integer number (151581319920).

Almost surely, 2^{5150556111555} is an apocalyptic number.

5150556111555 is a deficient number, since it is larger than the sum of its proper divisors (4550648363325).

5150556111555 is a wasteful number, since it uses less digits than its factorization.

5150556111555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1398185 (or 1398179 counting only the distinct ones).

The product of its (nonzero) digits is 468750, while the sum is 45.

The spelling of 5150556111555 in words is "five trillion, one hundred fifty billion, five hundred fifty-six million, one hundred eleven thousand, five hundred fifty-five".