56077559 has 2 divisors, whose sum is σ = 56077560. Its totient is φ = 56077558.

The previous prime is 56077529. The next prime is 56077579. The reversal of 56077559 is 95577065.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56077559 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56077529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28038779 + 28038780.

It is an arithmetic number, because the mean of its divisors is an integer number (28038780).

Almost surely, 2^56077559 is an apocalyptic number.

56077559 is a deficient number, since it is larger than the sum of its proper divisors (1).

56077559 is an equidigital number, since it uses as much as digits as its factorization.

56077559 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 330750, while the sum is 44.

The square root of 56077559 is about 7488.4951091658. The cubic root of 56077559 is about 382.7627801116.

The spelling of 56077559 in words is "fifty-six million, seventy-seven thousand, five hundred fifty-nine".