55009600551 has 24 divisors (see below), whose sum is σ = 84154447104. Its totient is φ = 35892781560.

The previous prime is 55009600519. The next prime is 55009600553. The reversal of 55009600551 is 15500690055.

It is not a de Polignac number, because 55009600551 - 2⁵ = 55009600519 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55009600553) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2396845 + ... + 2419686.

It is an arithmetic number, because the mean of its divisors is an integer number (3506435296).

Almost surely, 2^55009600551 is an apocalyptic number.

55009600551 is a deficient number, since it is larger than the sum of its proper divisors (29144846553).

55009600551 is an equidigital number, since it uses as much as digits as its factorization.

55009600551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4816593 (or 4816581 counting only the distinct ones).

The product of its (nonzero) digits is 33750, while the sum is 36.

The spelling of 55009600551 in words is "fifty-five billion, nine million, six hundred thousand, five hundred fifty-one".