56087647963 has 2 divisors, whose sum is σ = 56087647964. Its totient is φ = 56087647962.

The previous prime is 56087647951. The next prime is 56087647991. The reversal of 56087647963 is 36974678065.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56087647963 - 2¹³ = 56087639771 is a prime.

It is not a weakly prime, because it can be changed into another prime (56087647663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28043823981 + 28043823982.

It is an arithmetic number, because the mean of its divisors is an integer number (28043823982).

Almost surely, 2^56087647963 is an apocalyptic number.

56087647963 is a deficient number, since it is larger than the sum of its proper divisors (1).

56087647963 is an equidigital number, since it uses as much as digits as its factorization.

56087647963 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45722880, while the sum is 61.

The spelling of 56087647963 in words is "fifty-six billion, eighty-seven million, six hundred forty-seven thousand, nine hundred sixty-three".