551551054253 has 4 divisors (see below), whose sum is σ = 556432037148. Its totient is φ = 546670071360.

The previous prime is 551551054193. The next prime is 551551054279. The reversal of 551551054253 is 352450155155.

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

It can be written as a sum of positive squares in 2 ways, for example, as 224460855529 + 327090198724 = 473773^2 + 571918^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551551054253 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 551551054253.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551551654253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2440491278 + ... + 2440491503.

It is an arithmetic number, because the mean of its divisors is an integer number (139108009287).

Almost surely, 2^551551054253 is an apocalyptic number.

It is an amenable number.

551551054253 is a deficient number, since it is larger than the sum of its proper divisors (4880982895).

551551054253 is a wasteful number, since it uses less digits than its factorization.

551551054253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4880982894.

The product of its (nonzero) digits is 375000, while the sum is 41.

The spelling of 551551054253 in words is "five hundred fifty-one billion, five hundred fifty-one million, fifty-four thousand, two hundred fifty-three".