551010061055 has 4 divisors (see below), whose sum is σ = 661212073272. Its totient is φ = 440808048840.

The previous prime is 551010061031. The next prime is 551010061067. The reversal of 551010061055 is 550160010155.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 551010061055 - 2²⁴ = 550993283839 is a prime.

It is a super-2 number, since 2×551010061055² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55101006101 + ... + 55101006110.

It is an arithmetic number, because the mean of its divisors is an integer number (165303018318).

Almost surely, 2^551010061055 is an apocalyptic number.

551010061055 is a deficient number, since it is larger than the sum of its proper divisors (110202012217).

551010061055 is a wasteful number, since it uses less digits than its factorization.

551010061055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110202012216.

The product of its (nonzero) digits is 3750, while the sum is 29.

The spelling of 551010061055 in words is "five hundred fifty-one billion, ten million, sixty-one thousand, fifty-five".