74630916901 has 2 divisors, whose sum is σ = 74630916902. Its totient is φ = 74630916900.

The previous prime is 74630916889. The next prime is 74630916949. The reversal of 74630916901 is 10961903647.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 74611468801 + 19448100 = 273151^2 + 4410^2 .

It is a cyclic number.

It is not a de Polignac number, because 74630916901 - 2³³ = 66040982309 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74630913901) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37315458450 + 37315458451.

It is an arithmetic number, because the mean of its divisors is an integer number (37315458451).

Almost surely, 2^74630916901 is an apocalyptic number.

It is an amenable number.

74630916901 is a deficient number, since it is larger than the sum of its proper divisors (1).

74630916901 is an equidigital number, since it uses as much as digits as its factorization.

74630916901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 244944, while the sum is 46.

The spelling of 74630916901 in words is "seventy-four billion, six hundred thirty million, nine hundred sixteen thousand, nine hundred one".