55607711 has 2 divisors, whose sum is σ = 55607712. Its totient is φ = 55607710.

The previous prime is 55607701. The next prime is 55607719. The reversal of 55607711 is 11770655.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-55607711 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55607719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27803855 + 27803856.

It is an arithmetic number, because the mean of its divisors is an integer number (27803856).

Almost surely, 2^55607711 is an apocalyptic number.

55607711 is a deficient number, since it is larger than the sum of its proper divisors (1).

55607711 is an equidigital number, since it uses as much as digits as its factorization.

55607711 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7350, while the sum is 32.

The square root of 55607711 is about 7457.0577978181. The cubic root of 55607711 is about 381.6907829980.

The spelling of 55607711 in words is "fifty-five million, six hundred seven thousand, seven hundred eleven".