15166106563338 has 48 divisors (see below), whose sum is σ = 34171853002560. Its totient is φ = 5041286989056.

The previous prime is 15166106563319. The next prime is 15166106563339. The reversal of 15166106563338 is 83336560166151.

15166106563338 is a `hidden beast` number, since 1 + 5 + 1 + 66 + 10 + 6 + 563 + 3 + 3 + 8 = 666.

It is a super-2 number, since 2×15166106563338² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (15166106563339) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43287895 + ... + 43636842.

It is an arithmetic number, because the mean of its divisors is an integer number (711913604220).

Almost surely, 2^{15166106563338} is an apocalyptic number.

15166106563338 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

15166106563338 is an abundant number, since it is smaller than the sum of its proper divisors (19005746439222).

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

15166106563338 is an equidigital number, since it uses as much as digits as its factorization.

15166106563338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86925113 (or 86925101 counting only the distinct ones).

The product of its (nonzero) digits is 6998400, while the sum is 54.

The spelling of 15166106563338 in words is "fifteen trillion, one hundred sixty-six billion, one hundred six million, five hundred sixty-three thousand, three hundred thirty-eight".