74102464409 has 2 divisors, whose sum is σ = 74102464410. Its totient is φ = 74102464408.

The previous prime is 74102464379. The next prime is 74102464427. The reversal of 74102464409 is 90446420147.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 69945438784 + 4157025625 = 264472^2 + 64475^2 .

It is an emirp because it is prime and its reverse (90446420147) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 74102464409 - 2²⁸ = 73834028953 is a prime.

It is a super-2 number, since 2×74102464409² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (74102464459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37051232204 + 37051232205.

It is an arithmetic number, because the mean of its divisors is an integer number (37051232205).

Almost surely, 2^74102464409 is an apocalyptic number.

It is an amenable number.

74102464409 is a deficient number, since it is larger than the sum of its proper divisors (1).

74102464409 is an equidigital number, since it uses as much as digits as its factorization.

74102464409 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 193536, while the sum is 41.

The spelling of 74102464409 in words is "seventy-four billion, one hundred two million, four hundred sixty-four thousand, four hundred nine".