55960669 has 2 divisors, whose sum is σ = 55960670. Its totient is φ = 55960668.

The previous prime is 55960657. The next prime is 55960727. The reversal of 55960669 is 96606955.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44488900 + 11471769 = 6670^2 + 3387^2 .

It is a cyclic number.

It is not a de Polignac number, because 55960669 - 2⁵ = 55960637 is a prime.

It is a super-2 number, since 2×55960669² = 6263192949855122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55960649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27980334 + 27980335.

It is an arithmetic number, because the mean of its divisors is an integer number (27980335).

Almost surely, 2^55960669 is an apocalyptic number.

It is an amenable number.

55960669 is a deficient number, since it is larger than the sum of its proper divisors (1).

55960669 is an equidigital number, since it uses as much as digits as its factorization.

55960669 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 437400, while the sum is 46.

The square root of 55960669 is about 7480.6863989877. The cubic root of 55960669 is about 382.4966471291.

The spelling of 55960669 in words is "fifty-five million, nine hundred sixty thousand, six hundred sixty-nine".