74625408019 has 2 divisors, whose sum is σ = 74625408020. Its totient is φ = 74625408018.

The previous prime is 74625407963. The next prime is 74625408041. The reversal of 74625408019 is 91080452647.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74625408019 - 2⁷ = 74625407891 is a prime.

It is a super-2 number, since 2×74625408019² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 74625408019.

It is not a weakly prime, because it can be changed into another prime (74625408119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37312704009 + 37312704010.

It is an arithmetic number, because the mean of its divisors is an integer number (37312704010).

Almost surely, 2^74625408019 is an apocalyptic number.

74625408019 is a deficient number, since it is larger than the sum of its proper divisors (1).

74625408019 is an equidigital number, since it uses as much as digits as its factorization.

74625408019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 483840, while the sum is 46.

The spelling of 74625408019 in words is "seventy-four billion, six hundred twenty-five million, four hundred eight thousand, nineteen".