551676257165 has 16 divisors (see below), whose sum is σ = 723055213440. Its totient is φ = 400740851520.

The previous prime is 551676257131. The next prime is 551676257203. The reversal of 551676257165 is 561752676155.

It is not a de Polignac number, because 551676257165 - 2⁸ = 551676256909 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 551676257165.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5931494 + ... + 6023783.

It is an arithmetic number, because the mean of its divisors is an integer number (45190950840).

Almost surely, 2^551676257165 is an apocalyptic number.

551676257165 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

551676257165 is a deficient number, since it is larger than the sum of its proper divisors (171378956275).

551676257165 is a wasteful number, since it uses less digits than its factorization.

551676257165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11956132.

The product of its digits is 13230000, while the sum is 56.

The spelling of 551676257165 in words is "five hundred fifty-one billion, six hundred seventy-six million, two hundred fifty-seven thousand, one hundred sixty-five".