550366344402 has 32 divisors (see below), whose sum is σ = 1258037609472. Its totient is φ = 157240352784.

The previous prime is 550366344379. The next prime is 550366344413. The reversal of 550366344402 is 204443663055.

It is a happy number.

It is a super-2 number, since 2×550366344402² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

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, 669523 + ... + 1244585.

It is an arithmetic number, because the mean of its divisors is an integer number (39313675296).

Almost surely, 2^550366344402 is an apocalyptic number.

550366344402 is an abundant number, since it is smaller than the sum of its proper divisors (707671265070).

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

550366344402 is a wasteful number, since it uses less digits than its factorization.

550366344402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 597862.

The product of its (nonzero) digits is 1036800, while the sum is 42.

The spelling of 550366344402 in words is "five hundred fifty billion, three hundred sixty-six million, three hundred forty-four thousand, four hundred two".