74515042216 has 16 divisors (see below), whose sum is σ = 139743705600. Its totient is φ = 37250054064.

The previous prime is 74515042207. The next prime is 74515042241. The reversal of 74515042216 is 61224051547.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 890856 + ... + 970903.

It is an arithmetic number, because the mean of its divisors is an integer number (8733981600).

Almost surely, 2^74515042216 is an apocalyptic number.

It is an amenable number.

74515042216 is a deficient number, since it is larger than the sum of its proper divisors (65228663384).

74515042216 is a wasteful number, since it uses less digits than its factorization.

74515042216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1866768 (or 1866764 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 37.

The spelling of 74515042216 in words is "seventy-four billion, five hundred fifteen million, forty-two thousand, two hundred sixteen".