551251025054 has 4 divisors (see below), whose sum is σ = 826876537584. Its totient is φ = 275625512526.

The previous prime is 551251025053. The next prime is 551251025069. The reversal of 551251025054 is 450520152155.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551251025053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137812756262 + ... + 137812756265.

It is an arithmetic number, because the mean of its divisors is an integer number (206719134396).

Almost surely, 2^551251025054 is an apocalyptic number.

551251025054 is a deficient number, since it is larger than the sum of its proper divisors (275625512530).

551251025054 is a wasteful number, since it uses less digits than its factorization.

551251025054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275625512529.

The product of its (nonzero) digits is 50000, while the sum is 35.

The spelling of 551251025054 in words is "five hundred fifty-one billion, two hundred fifty-one million, twenty-five thousand, fifty-four".