1974166716 has 24 divisors (see below), whose sum is σ = 4607298640. Its totient is φ = 657925632.

The previous prime is 1974166697. The next prime is 1974166721. The reversal of 1974166716 is 6176614791.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 62220 + ... + 88428.

Almost surely, 2^1974166716 is an apocalyptic number.

It is an amenable number.

1974166716 is an abundant number, since it is smaller than the sum of its proper divisors (2633131924).

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

1974166716 is a wasteful number, since it uses less digits than its factorization.

1974166716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32493 (or 32491 counting only the distinct ones).

The product of its digits is 381024, while the sum is 48.

The square root of 1974166716 is about 44431.5959200207. The cubic root of 1974166716 is about 1254.4728750339.

The spelling of 1974166716 in words is "one billion, nine hundred seventy-four million, one hundred sixty-six thousand, seven hundred sixteen".