5667680655 has 96 divisors (see below), whose sum is σ = 12143738880. Its totient is φ = 2381218560.

The previous prime is 5667680591. The next prime is 5667680687. The reversal of 5667680655 is 5560867665.

5667680655 is a `hidden beast` number, since 566 + 76 + 8 + 0 + 6 + 5 + 5 = 666.

It is a Cunningham number, because it is equal to 75284²-1.

It is not a de Polignac number, because 5667680655 - 2⁶ = 5667680591 is a prime.

It is a super-2 number, since 2×5667680655² = 64245208014122458050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 975810 + ... + 981600.

It is an arithmetic number, because the mean of its divisors is an integer number (126497280).

Almost surely, 2^5667680655 is an apocalyptic number.

5667680655 is an abundant number, since it is smaller than the sum of its proper divisors (6476058225).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5667680655 is a wasteful number, since it uses less digits than its factorization.

5667680655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6061 (or 6058 counting only the distinct ones).

The product of its (nonzero) digits is 9072000, while the sum is 54.

The square root of 5667680655 is about 75283.9999933585. Note that the first 5 decimals coincide. The cubic root of 5667680655 is about 1782.9334132392.

The spelling of 5667680655 in words is "five billion, six hundred sixty-seven million, six hundred eighty thousand, six hundred fifty-five".