3491860484172 has 24 divisors (see below), whose sum is σ = 8147722096192. Its totient is φ = 1163946690000.

The previous prime is 3491860484143. The next prime is 3491860484227. The reversal of 3491860484172 is 2714840681943.

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, 1561047 + ... + 3069297.

Almost surely, 2^{3491860484172} is an apocalyptic number.

It is an amenable number.

3491860484172 is an abundant number, since it is smaller than the sum of its proper divisors (4655861612020).

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

3491860484172 is a wasteful number, since it uses less digits than its factorization.

3491860484172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1701189 (or 1701187 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 57.

The spelling of 3491860484172 in words is "three trillion, four hundred ninety-one billion, eight hundred sixty million, four hundred eighty-four thousand, one hundred seventy-two".