55512606455 has 32 divisors (see below), whose sum is σ = 72456021504. Its totient is φ = 40714033536.

The previous prime is 55512606431. The next prime is 55512606503. The reversal of 55512606455 is 55460621555.

It is a cyclic number.

It is not a de Polignac number, because 55512606455 - 2³⁴ = 38332737271 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 187724 + ... + 382446.

It is an arithmetic number, because the mean of its divisors is an integer number (2264250672).

Almost surely, 2^55512606455 is an apocalyptic number.

55512606455 is a deficient number, since it is larger than the sum of its proper divisors (16943415049).

55512606455 is a wasteful number, since it uses less digits than its factorization.

55512606455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194855.

The product of its (nonzero) digits is 900000, while the sum is 44.

The spelling of 55512606455 in words is "fifty-five billion, five hundred twelve million, six hundred six thousand, four hundred fifty-five".