56532460553 has 2 divisors, whose sum is σ = 56532460554. Its totient is φ = 56532460552.

The previous prime is 56532460513. The next prime is 56532460577. The reversal of 56532460553 is 35506423565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38672009104 + 17860451449 = 196652^2 + 133643^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56532460553 is a prime.

It is not a weakly prime, because it can be changed into another prime (56532460513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28266230276 + 28266230277.

It is an arithmetic number, because the mean of its divisors is an integer number (28266230277).

Almost surely, 2^56532460553 is an apocalyptic number.

It is an amenable number.

56532460553 is a deficient number, since it is larger than the sum of its proper divisors (1).

56532460553 is an equidigital number, since it uses as much as digits as its factorization.

56532460553 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1620000, while the sum is 44.

The spelling of 56532460553 in words is "fifty-six billion, five hundred thirty-two million, four hundred sixty thousand, five hundred fifty-three".