74711344091 has 2 divisors, whose sum is σ = 74711344092. Its totient is φ = 74711344090.

The previous prime is 74711344079. The next prime is 74711344093. The reversal of 74711344091 is 19044311747.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74711344091 - 2¹⁴ = 74711327707 is a prime.

It is a Sophie Germain prime.

Together with 74711344093, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (74711344093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37355672045 + 37355672046.

It is an arithmetic number, because the mean of its divisors is an integer number (37355672046).

Almost surely, 2^74711344091 is an apocalyptic number.

74711344091 is a deficient number, since it is larger than the sum of its proper divisors (1).

74711344091 is an equidigital number, since it uses as much as digits as its factorization.

74711344091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84672, while the sum is 41.

The spelling of 74711344091 in words is "seventy-four billion, seven hundred eleven million, three hundred forty-four thousand, ninety-one".