56653388335665 has 24 divisors (see below), whose sum is σ = 107126407035648. Its totient is φ = 27468309495840.

The previous prime is 56653388335627. The next prime is 56653388335679.

56653388335665 is a `hidden beast` number, since 5 + 6 + 6 + 53 + 3 + 8 + 8 + 3 + 3 + 566 + 5 = 666.

56653388335665 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 56653388335665 - 2¹⁸ = 56653388073521 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 56653388335593 and 56653388335602.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57225644289 + ... + 57225645278.

It is an arithmetic number, because the mean of its divisors is an integer number (4463600293152).

Almost surely, 2^{56653388335665} is an apocalyptic number.

56653388335665 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

56653388335665 is a deficient number, since it is larger than the sum of its proper divisors (50473018699983).

56653388335665 is a wasteful number, since it uses less digits than its factorization.

56653388335665 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114451289589 (or 114451289586 counting only the distinct ones).

The product of its digits is 4199040000, while the sum is 72.

The spelling of 56653388335665 in words is "fifty-six trillion, six hundred fifty-three billion, three hundred eighty-eight million, three hundred thirty-five thousand, six hundred sixty-five".