551730390597 has 16 divisors (see below), whose sum is σ = 817595376000. Its totient is φ = 367722601632.

The previous prime is 551730390551. The next prime is 551730390599. The reversal of 551730390597 is 795093037155.

551730390597 is a `hidden beast` number, since 5 + 5 + 17 + 3 + 0 + 39 + 0 + 597 = 666.

It is not a de Polignac number, because 551730390597 - 2¹⁶ = 551730325061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (551730390599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2609097 + ... + 2812622.

It is an arithmetic number, because the mean of its divisors is an integer number (51099711000).

Almost surely, 2^551730390597 is an apocalyptic number.

It is an amenable number.

551730390597 is a deficient number, since it is larger than the sum of its proper divisors (265864985403).

551730390597 is a wasteful number, since it uses less digits than its factorization.

551730390597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5425497 (or 5425491 counting only the distinct ones).

The product of its (nonzero) digits is 4465125, while the sum is 54.

The spelling of 551730390597 in words is "five hundred fifty-one billion, seven hundred thirty million, three hundred ninety thousand, five hundred ninety-seven".