74064517322505 has 32 divisors (see below), whose sum is σ = 118835351320320. Its totient is φ = 39390371804160.

The previous prime is 74064517322461. The next prime is 74064517322561. The reversal of 74064517322505 is 50522371546047.

It is not a de Polignac number, because 74064517322505 - 2¹² = 74064517318409 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 590784909 + ... + 590910261.

It is an arithmetic number, because the mean of its divisors is an integer number (3713604728760).

Almost surely, 2^{74064517322505} is an apocalyptic number.

It is an amenable number.

74064517322505 is a deficient number, since it is larger than the sum of its proper divisors (44770833997815).

74064517322505 is a wasteful number, since it uses less digits than its factorization.

74064517322505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235441.

The product of its (nonzero) digits is 7056000, while the sum is 51.

The spelling of 74064517322505 in words is "seventy-four trillion, sixty-four billion, five hundred seventeen million, three hundred twenty-two thousand, five hundred five".