55606288260655 has 32 divisors (see below), whose sum is σ = 77246063838720. Its totient is φ = 38026997374080.

The previous prime is 55606288260647. The next prime is 55606288260673.

55606288260655 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 55606288260655 - 2³ = 55606288260647 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 372446892 + ... + 372596161.

It is an arithmetic number, because the mean of its divisors is an integer number (2413939494960).

Almost surely, 2^{55606288260655} is an apocalyptic number.

55606288260655 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

55606288260655 is a deficient number, since it is larger than the sum of its proper divisors (21639775578065).

55606288260655 is a wasteful number, since it uses less digits than its factorization.

55606288260655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745043151.

The product of its (nonzero) digits is 207360000, while the sum is 64.

The spelling of 55606288260655 in words is "fifty-five trillion, six hundred six billion, two hundred eighty-eight million, two hundred sixty thousand, six hundred fifty-five".