550455165015 has 16 divisors (see below), whose sum is σ = 1006546587648. Its totient is φ = 251636646816.

The previous prime is 550455165011. The next prime is 550455165059. The reversal of 550455165015 is 510561554055.

It is not a de Polignac number, because 550455165015 - 2² = 550455165011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550455165011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2621214967 + ... + 2621215176.

It is an arithmetic number, because the mean of its divisors is an integer number (62909161728).

Almost surely, 2^550455165015 is an apocalyptic number.

550455165015 is a deficient number, since it is larger than the sum of its proper divisors (456091422633).

550455165015 is a wasteful number, since it uses less digits than its factorization.

550455165015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5242430158.

The product of its (nonzero) digits is 375000, while the sum is 42.

The spelling of 550455165015 in words is "five hundred fifty billion, four hundred fifty-five million, one hundred sixty-five thousand, fifteen".