55610550567 has 60 divisors (see below), whose sum is σ = 98335310920. Its totient is φ = 31110726240.

The previous prime is 55610550547. The next prime is 55610550581. The reversal of 55610550567 is 76505501655.

It is not a de Polignac number, because 55610550567 - 2⁷ = 55610550439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55610550547) 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 in 59 ways as a sum of consecutive naturals, for example, 90817 + ... + 345642.

Almost surely, 2^55610550567 is an apocalyptic number.

55610550567 is a deficient number, since it is larger than the sum of its proper divisors (42724760353).

55610550567 is a wasteful number, since it uses less digits than its factorization.

55610550567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 436506 (or 436486 counting only the distinct ones).

The product of its (nonzero) digits is 787500, while the sum is 45.

The spelling of 55610550567 in words is "fifty-five billion, six hundred ten million, five hundred fifty thousand, five hundred sixty-seven".