1670180380672 has 112 divisors (see below), whose sum is σ = 3361650050880. Its totient is φ = 829735370752.

The previous prime is 1670180380669. The next prime is 1670180380723. The reversal of 1670180380672 is 2760830810761.

It is a happy 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, 1096637703 + ... + 1096639225.

Almost surely, 2^{1670180380672} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1670180380672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1680825025440).

1670180380672 is an abundant number, since it is smaller than the sum of its proper divisors (1691469670208).

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

1670180380672 is an equidigital number, since it uses as much as digits as its factorization.

1670180380672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2321 (or 2297 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 49.

The spelling of 1670180380672 in words is "one trillion, six hundred seventy billion, one hundred eighty million, three hundred eighty thousand, six hundred seventy-two".