55600050551 has 2 divisors, whose sum is σ = 55600050552. Its totient is φ = 55600050550.

The previous prime is 55600050547. The next prime is 55600050581. The reversal of 55600050551 is 15505000655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55600050551 - 2² = 55600050547 is a prime.

It is a super-3 number, since 3×55600050551³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55600050511) by changing a digit.

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 as a sum of consecutive naturals, namely, 27800025275 + 27800025276.

It is an arithmetic number, because the mean of its divisors is an integer number (27800025276).

Almost surely, 2^55600050551 is an apocalyptic number.

55600050551 is a deficient number, since it is larger than the sum of its proper divisors (1).

55600050551 is an equidigital number, since it uses as much as digits as its factorization.

55600050551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18750, while the sum is 32.

The spelling of 55600050551 in words is "fifty-five billion, six hundred million, fifty thousand, five hundred fifty-one".