74610922493 has 2 divisors, whose sum is σ = 74610922494. Its totient is φ = 74610922492.

The previous prime is 74610922489. The next prime is 74610922517. The reversal of 74610922493 is 39422901647.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60104406244 + 14506516249 = 245162^2 + 120443^2 .

It is a cyclic number.

It is not a de Polignac number, because 74610922493 - 2² = 74610922489 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74610922423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37305461246 + 37305461247.

It is an arithmetic number, because the mean of its divisors is an integer number (37305461247).

Almost surely, 2^74610922493 is an apocalyptic number.

It is an amenable number.

74610922493 is a deficient number, since it is larger than the sum of its proper divisors (1).

74610922493 is an equidigital number, since it uses as much as digits as its factorization.

74610922493 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 653184, while the sum is 47.

The spelling of 74610922493 in words is "seventy-four billion, six hundred ten million, nine hundred twenty-two thousand, four hundred ninety-three".