74874450715 has 16 divisors (see below), whose sum is σ = 92075719680. Its totient is φ = 58416417280.

The previous prime is 74874450709. The next prime is 74874450751. The reversal of 74874450715 is 51705447847.

It is a happy number.

It is not a de Polignac number, because 74874450715 - 2⁵ = 74874450683 is a prime.

It is a super-2 number, since 2×74874450715² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 482871 + ... + 618799.

It is an arithmetic number, because the mean of its divisors is an integer number (5754732480).

Almost surely, 2^74874450715 is an apocalyptic number.

74874450715 is a deficient number, since it is larger than the sum of its proper divisors (17201268965).

74874450715 is a wasteful number, since it uses less digits than its factorization.

74874450715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138662.

The product of its (nonzero) digits is 4390400, while the sum is 52.

The spelling of 74874450715 in words is "seventy-four billion, eight hundred seventy-four million, four hundred fifty thousand, seven hundred fifteen".