74674731311 has 2 divisors, whose sum is σ = 74674731312. Its totient is φ = 74674731310.

The previous prime is 74674731293. The next prime is 74674731319. The reversal of 74674731311 is 11313747647.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74674731311 - 2³⁰ = 73600989487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (74674731319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37337365655 + 37337365656.

It is an arithmetic number, because the mean of its divisors is an integer number (37337365656).

Almost surely, 2^74674731311 is an apocalyptic number.

74674731311 is a deficient number, since it is larger than the sum of its proper divisors (1).

74674731311 is an equidigital number, since it uses as much as digits as its factorization.

74674731311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 296352, while the sum is 44.

The spelling of 74674731311 in words is "seventy-four billion, six hundred seventy-four million, seven hundred thirty-one thousand, three hundred eleven".