550555525053 has 6 divisors (see below), whose sum is σ = 795246869534. Its totient is φ = 367037016696.

The previous prime is 550555525049. The next prime is 550555525061. The reversal of 550555525053 is 350525555055.

It can be written as a sum of positive squares in only one way, i.e., 421281479844 + 129274045209 = 649062^2 + 359547^2 .

It is not a de Polignac number, because 550555525053 - 2² = 550555525049 is a prime.

It is a super-2 number, since 2×550555525053² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550555525063) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30586418050 + ... + 30586418067.

Almost surely, 2^550555525053 is an apocalyptic number.

It is an amenable number.

550555525053 is a deficient number, since it is larger than the sum of its proper divisors (244691344481).

550555525053 is a wasteful number, since it uses less digits than its factorization.

550555525053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61172836123 (or 61172836120 counting only the distinct ones).

The product of its (nonzero) digits is 2343750, while the sum is 45.

The spelling of 550555525053 in words is "five hundred fifty billion, five hundred fifty-five million, five hundred twenty-five thousand, fifty-three".