551055061061 has 2 divisors, whose sum is σ = 551055061062. Its totient is φ = 551055061060.

The previous prime is 551055061033. The next prime is 551055061079. The reversal of 551055061061 is 160160550155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 310812940036 + 240242121025 = 557506^2 + 490145^2 .

It is a cyclic number.

It is not a de Polignac number, because 551055061061 - 2²⁶ = 550987952197 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551055061561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275527530530 + 275527530531.

It is an arithmetic number, because the mean of its divisors is an integer number (275527530531).

Almost surely, 2^551055061061 is an apocalyptic number.

It is an amenable number.

551055061061 is a deficient number, since it is larger than the sum of its proper divisors (1).

551055061061 is an equidigital number, since it uses as much as digits as its factorization.

551055061061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22500, while the sum is 35.

The spelling of 551055061061 in words is "five hundred fifty-one billion, fifty-five million, sixty-one thousand, sixty-one".