74711348257 has 24 divisors (see below), whose sum is σ = 93612830976. Its totient is φ = 59100658848.

The previous prime is 74711348249. The next prime is 74711348269. The reversal of 74711348257 is 75284311747.

It is not a de Polignac number, because 74711348257 - 2³ = 74711348249 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a self number, because there is not a number n which added to its sum of digits gives 74711348257.

It is not an unprimeable number, because it can be changed into a prime (74711348207) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4822638 + ... + 4838104.

It is an arithmetic number, because the mean of its divisors is an integer number (3900534624).

Almost surely, 2^74711348257 is an apocalyptic number.

It is an amenable number.

74711348257 is a deficient number, since it is larger than the sum of its proper divisors (18901482719).

74711348257 is a wasteful number, since it uses less digits than its factorization.

74711348257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23077 (or 23070 counting only the distinct ones).

The product of its digits is 1317120, while the sum is 49.

The spelling of 74711348257 in words is "seventy-four billion, seven hundred eleven million, three hundred forty-eight thousand, two hundred fifty-seven".