5553540520551 has 6 divisors (see below), whose sum is σ = 8021780751920. Its totient is φ = 3702360347028.

The previous prime is 5553540520519. The next prime is 5553540520573. The reversal of 5553540520551 is 1550250453555.

5553540520551 is a `hidden beast` number, since 5 + 5 + 5 + 3 + 5 + 40 + 52 + 0 + 551 = 666.

It is not a de Polignac number, because 5553540520551 - 2⁵ = 5553540520519 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5553540520497 and 5553540520506.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5553540520751) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 308530028911 + ... + 308530028928.

Almost surely, 2^{5553540520551} is an apocalyptic number.

5553540520551 is a deficient number, since it is larger than the sum of its proper divisors (2468240231369).

5553540520551 is a wasteful number, since it uses less digits than its factorization.

5553540520551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617060057845 (or 617060057842 counting only the distinct ones).

The product of its (nonzero) digits is 1875000, while the sum is 45.

The spelling of 5553540520551 in words is "five trillion, five hundred fifty-three billion, five hundred forty million, five hundred twenty thousand, five hundred fifty-one".