56370007387 has 2 divisors, whose sum is σ = 56370007388. Its totient is φ = 56370007386.

The previous prime is 56370007349. The next prime is 56370007391. The reversal of 56370007387 is 78370007365.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-56370007387 is a prime.

It is not a weakly prime, because it can be changed into another prime (56370047387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28185003693 + 28185003694.

It is an arithmetic number, because the mean of its divisors is an integer number (28185003694).

Almost surely, 2^56370007387 is an apocalyptic number.

56370007387 is a deficient number, since it is larger than the sum of its proper divisors (1).

56370007387 is an equidigital number, since it uses as much as digits as its factorization.

56370007387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 740880, while the sum is 46.

The spelling of 56370007387 in words is "fifty-six billion, three hundred seventy million, seven thousand, three hundred eighty-seven".