56737736731303 has 2 divisors, whose sum is σ = 56737736731304. Its totient is φ = 56737736731302.

The previous prime is 56737736731271. The next prime is 56737736731369. The reversal of 56737736731303 is 30313763773765.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56737736731303 - 2⁵ = 56737736731271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56737736731003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28368868365651 + 28368868365652.

It is an arithmetic number, because the mean of its divisors is an integer number (28368868365652).

Almost surely, 2^{56737736731303} is an apocalyptic number.

56737736731303 is a deficient number, since it is larger than the sum of its proper divisors (1).

56737736731303 is an equidigital number, since it uses as much as digits as its factorization.

56737736731303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105019740, while the sum is 61.

The spelling of 56737736731303 in words is "fifty-six trillion, seven hundred thirty-seven billion, seven hundred thirty-six million, seven hundred thirty-one thousand, three hundred three".