37344545663 has 2 divisors, whose sum is σ = 37344545664. Its totient is φ = 37344545662.

The previous prime is 37344545639. The next prime is 37344545669. The reversal of 37344545663 is 36654544373.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 37344545663 - 2⁶ = 37344545599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (37344545669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18672272831 + 18672272832.

It is an arithmetic number, because the mean of its divisors is an integer number (18672272832).

Almost surely, 2^37344545663 is an apocalyptic number.

37344545663 is a deficient number, since it is larger than the sum of its proper divisors (1).

37344545663 is an equidigital number, since it uses as much as digits as its factorization.

37344545663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10886400, while the sum is 50.

The spelling of 37344545663 in words is "thirty-seven billion, three hundred forty-four million, five hundred forty-five thousand, six hundred sixty-three".