551553354542 has 8 divisors (see below), whose sum is σ = 827844225600. Its totient is φ = 275605279344.

The previous prime is 551553354533. The next prime is 551553354619. The reversal of 551553354542 is 245453355155.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×551553354542² (a number of 24 digits) contains 22 as substring.

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, 85694942 + ... + 85701377.

It is an arithmetic number, because the mean of its divisors is an integer number (103480528200).

Almost surely, 2^551553354542 is an apocalyptic number.

551553354542 is a deficient number, since it is larger than the sum of its proper divisors (276290871058).

551553354542 is a wasteful number, since it uses less digits than its factorization.

551553354542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171397930.

The product of its digits is 4500000, while the sum is 47.

The spelling of 551553354542 in words is "five hundred fifty-one billion, five hundred fifty-three million, three hundred fifty-four thousand, five hundred forty-two".