55690711 has 2 divisors, whose sum is σ = 55690712. Its totient is φ = 55690710.

The previous prime is 55690709. The next prime is 55690717. The reversal of 55690711 is 11709655.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 55690711 - 2¹ = 55690709 is a prime.

Together with 55690709, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55690717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27845355 + 27845356.

It is an arithmetic number, because the mean of its divisors is an integer number (27845356).

Almost surely, 2^55690711 is an apocalyptic number.

55690711 is a deficient number, since it is larger than the sum of its proper divisors (1).

55690711 is an equidigital number, since it uses as much as digits as its factorization.

55690711 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9450, while the sum is 34.

The square root of 55690711 is about 7462.6209202934. The cubic root of 55690711 is about 381.8805923216.

The spelling of 55690711 in words is "fifty-five million, six hundred ninety thousand, seven hundred eleven".