74857075859 has 2 divisors, whose sum is σ = 74857075860. Its totient is φ = 74857075858.

The previous prime is 74857075837. The next prime is 74857075871. The reversal of 74857075859 is 95857075847.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 74857075859 - 2¹² = 74857071763 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 74857075795 and 74857075804.

It is not a weakly prime, because it can be changed into another prime (74857075819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37428537929 + 37428537930.

It is an arithmetic number, because the mean of its divisors is an integer number (37428537930).

Almost surely, 2^74857075859 is an apocalyptic number.

74857075859 is a deficient number, since it is larger than the sum of its proper divisors (1).

74857075859 is an equidigital number, since it uses as much as digits as its factorization.

74857075859 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98784000, while the sum is 65.

The spelling of 74857075859 in words is "seventy-four billion, eight hundred fifty-seven million, seventy-five thousand, eight hundred fifty-nine".