56477349503 has 2 divisors, whose sum is σ = 56477349504. Its totient is φ = 56477349502.

The previous prime is 56477349497. The next prime is 56477349521. The reversal of 56477349503 is 30594377465.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56477349503 - 2¹⁴ = 56477333119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56477349553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28238674751 + 28238674752.

It is an arithmetic number, because the mean of its divisors is an integer number (28238674752).

Almost surely, 2^56477349503 is an apocalyptic number.

56477349503 is a deficient number, since it is larger than the sum of its proper divisors (1).

56477349503 is an equidigital number, since it uses as much as digits as its factorization.

56477349503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9525600, while the sum is 53.

The spelling of 56477349503 in words is "fifty-six billion, four hundred seventy-seven million, three hundred forty-nine thousand, five hundred three".