74475083816 has 16 divisors (see below), whose sum is σ = 159589465440. Its totient is φ = 31917893040.

The previous prime is 74475083789. The next prime is 74475083827. The reversal of 74475083816 is 61838057447.

It is a happy number.

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, 664956050 + ... + 664956161.

It is an arithmetic number, because the mean of its divisors is an integer number (9974341590).

Almost surely, 2^74475083816 is an apocalyptic number.

It is an amenable number.

74475083816 is an abundant number, since it is smaller than the sum of its proper divisors (85114381624).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74475083816 is a wasteful number, since it uses less digits than its factorization.

74475083816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1329912224 (or 1329912220 counting only the distinct ones).

The product of its (nonzero) digits is 4515840, while the sum is 53.

The spelling of 74475083816 in words is "seventy-four billion, four hundred seventy-five million, eighty-three thousand, eight hundred sixteen".