551052004540131 has 12 divisors (see below), whose sum is σ = 798776600224408. Its totient is φ = 366069882873024.

The previous prime is 551052004540073. The next prime is 551052004540157. The reversal of 551052004540131 is 131045400250155.

551052004540131 is a `hidden beast` number, since 5 + 5 + 1 + 0 + 5 + 200 + 45 + 401 + 3 + 1 = 666.

It is not a de Polignac number, because 551052004540131 - 2⁷ = 551052004540003 is a prime.

It is a super-2 number, since 2×551052004540131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (551052004540181) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108176676790 + ... + 108176681883.

Almost surely, 2^{551052004540131} is an apocalyptic number.

551052004540131 is a deficient number, since it is larger than the sum of its proper divisors (247724595684277).

551052004540131 is a wasteful number, since it uses less digits than its factorization.

551052004540131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216353358962 (or 216353358959 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 36.

Adding to 551052004540131 its reverse (131045400250155), we get a palindrome (682097404790286).

The spelling of 551052004540131 in words is "five hundred fifty-one trillion, fifty-two billion, four million, five hundred forty thousand, one hundred thirty-one".