74445188963 has 2 divisors, whose sum is σ = 74445188964. Its totient is φ = 74445188962.

The previous prime is 74445188929. The next prime is 74445188969. The reversal of 74445188963 is 36988154447.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74445188963 - 2⁸ = 74445188707 is a prime.

It is not a weakly prime, because it can be changed into another prime (74445188969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37222594481 + 37222594482.

It is an arithmetic number, because the mean of its divisors is an integer number (37222594482).

Almost surely, 2^74445188963 is an apocalyptic number.

74445188963 is a deficient number, since it is larger than the sum of its proper divisors (1).

74445188963 is an equidigital number, since it uses as much as digits as its factorization.

74445188963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23224320, while the sum is 59.

The spelling of 74445188963 in words is "seventy-four billion, four hundred forty-five million, one hundred eighty-eight thousand, nine hundred sixty-three".