5655651606657 has 24 divisors (see below), whose sum is σ = 8798007982400. Its totient is φ = 3480271347168.

The previous prime is 5655651606623. The next prime is 5655651606667. The reversal of 5655651606657 is 7566061565565.

5655651606657 is a `hidden beast` number, since 5 + 6 + 5 + 5 + 6 + 516 + 0 + 66 + 57 = 666.

It is not a de Polignac number, because 5655651606657 - 2⁶ = 5655651606593 is a prime.

It is a hoax number, since the sum of its digits (63) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 5655651606594 and 5655651606603.

It is not an unprimeable number, because it can be changed into a prime (5655651606667) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2302644 + ... + 4075962.

Almost surely, 2^{5655651606657} is an apocalyptic number.

It is an amenable number.

5655651606657 is a deficient number, since it is larger than the sum of its proper divisors (3142356375743).

5655651606657 is a wasteful number, since it uses less digits than its factorization.

5655651606657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1800597 (or 1800594 counting only the distinct ones).

The product of its (nonzero) digits is 170100000, while the sum is 63.

The spelling of 5655651606657 in words is "five trillion, six hundred fifty-five billion, six hundred fifty-one million, six hundred six thousand, six hundred fifty-seven".