551371688913 has 16 divisors (see below), whose sum is σ = 735551956160. Its totient is φ = 367386342336.

The previous prime is 551371688899. The next prime is 551371688927. The reversal of 551371688913 is 319886173155.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (551371688899) and next prime (551371688927).

It is not a de Polignac number, because 551371688913 - 2¹⁸ = 551371426769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (551371688953) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86189031 + ... + 86195427.

It is an arithmetic number, because the mean of its divisors is an integer number (45971997260).

Almost surely, 2^551371688913 is an apocalyptic number.

It is an amenable number.

551371688913 is a deficient number, since it is larger than the sum of its proper divisors (184180267247).

551371688913 is a wasteful number, since it uses less digits than its factorization.

551371688913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17136.

The product of its digits is 5443200, while the sum is 57.

The spelling of 551371688913 in words is "five hundred fifty-one billion, three hundred seventy-one million, six hundred eighty-eight thousand, nine hundred thirteen".