55655316460697 has 4 divisors (see below), whose sum is σ = 57159514202916. Its totient is φ = 54151118718480.

The previous prime is 55655316460693. The next prime is 55655316460753. The reversal of 55655316460697 is 79606461355655.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 23093445358096 + 32561871102601 = 4805564^2 + 5706301^2 .

It is a cyclic number.

It is not a de Polignac number, because 55655316460697 - 2² = 55655316460693 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55655316460693) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 752098871054 + ... + 752098871127.

It is an arithmetic number, because the mean of its divisors is an integer number (14289878550729).

Almost surely, 2^{55655316460697} is an apocalyptic number.

It is an amenable number.

55655316460697 is a deficient number, since it is larger than the sum of its proper divisors (1504197742219).

55655316460697 is a wasteful number, since it uses less digits than its factorization.

55655316460697 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1504197742218.

The product of its (nonzero) digits is 612360000, while the sum is 68.

The spelling of 55655316460697 in words is "fifty-five trillion, six hundred fifty-five billion, three hundred sixteen million, four hundred sixty thousand, six hundred ninety-seven".