5158151515165 has 24 divisors (see below), whose sum is σ = 6810057808344. Its totient is φ = 3747846748800.

The previous prime is 5158151515157. The next prime is 5158151515177. The reversal of 5158151515165 is 5615151518515.

It can be written as a sum of positive squares in 4 ways, for example, as 1699284316356 + 3458867198809 = 1303566^2 + 1859803^2 .

It is not a de Polignac number, because 5158151515165 - 2³ = 5158151515157 is a prime.

It is a hoax number, since the sum of its digits (49) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3375942 + ... + 4659751.

It is an arithmetic number, because the mean of its divisors is an integer number (283752408681).

Almost surely, 2^{5158151515165} is an apocalyptic number.

5158151515165 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

5158151515165 is a deficient number, since it is larger than the sum of its proper divisors (1651906293179).

5158151515165 is a wasteful number, since it uses less digits than its factorization.

5158151515165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8036781 (or 8036770 counting only the distinct ones).

The product of its digits is 750000, while the sum is 49.

The spelling of 5158151515165 in words is "five trillion, one hundred fifty-eight billion, one hundred fifty-one million, five hundred fifteen thousand, one hundred sixty-five".