55347368415515 has 16 divisors (see below), whose sum is σ = 72463716810720. Its totient is φ = 40247642699520.

The previous prime is 55347368415509. The next prime is 55347368415583. The reversal of 55347368415515 is 51551486374355.

It is a happy number.

It is not a de Polignac number, because 55347368415515 - 2²² = 55347364221211 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61913114 + ... + 62800703.

It is an arithmetic number, because the mean of its divisors is an integer number (4528982300670).

Almost surely, 2^{55347368415515} is an apocalyptic number.

55347368415515 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55347368415515 is a deficient number, since it is larger than the sum of its proper divisors (17116348395205).

55347368415515 is a wasteful number, since it uses less digits than its factorization.

55347368415515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124721902.

The product of its digits is 151200000, while the sum is 62.

The spelling of 55347368415515 in words is "fifty-five trillion, three hundred forty-seven billion, three hundred sixty-eight million, four hundred fifteen thousand, five hundred fifteen".