551056512771622 has 64 divisors (see below), whose sum is σ = 1040603831414784. Its totient is φ = 214989957296640.

The previous prime is 551056512771563. The next prime is 551056512771631. The reversal of 551056512771622 is 226177215650155.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 682364358 + ... + 683171449.

It is an arithmetic number, because the mean of its divisors is an integer number (16259434865856).

Almost surely, 2^{551056512771622} is an apocalyptic number.

551056512771622 is a deficient number, since it is larger than the sum of its proper divisors (489547318643162).

551056512771622 is a wasteful number, since it uses less digits than its factorization.

551056512771622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1365535933.

The product of its (nonzero) digits is 8820000, while the sum is 55.

The spelling of 551056512771622 in words is "five hundred fifty-one trillion, fifty-six billion, five hundred twelve million, seven hundred seventy-one thousand, six hundred twenty-two".