37845381459563 has 2 divisors, whose sum is σ = 37845381459564. Its totient is φ = 37845381459562.

The previous prime is 37845381459497. The next prime is 37845381459617. The reversal of 37845381459563 is 36595418354873.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 37845381459563 - 2²⁶ = 37845314350699 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (37845381459763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18922690729781 + 18922690729782.

It is an arithmetic number, because the mean of its divisors is an integer number (18922690729782).

Almost surely, 2^{37845381459563} is an apocalyptic number.

37845381459563 is a deficient number, since it is larger than the sum of its proper divisors (1).

37845381459563 is an equidigital number, since it uses as much as digits as its factorization.

37845381459563 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1306368000, while the sum is 71.

The spelling of 37845381459563 in words is "thirty-seven trillion, eight hundred forty-five billion, three hundred eighty-one million, four hundred fifty-nine thousand, five hundred sixty-three".