1720025576112 has 80 divisors (see below), whose sum is σ = 4521709377792. Its totient is φ = 563260104960.

The previous prime is 1720025576021. The next prime is 1720025576131. The reversal of 1720025576112 is 2116755200271.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2066293 + ... + 2776619.

Almost surely, 2^{1720025576112} is an apocalyptic number.

1720025576112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1720025576112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2260854688896).

1720025576112 is an abundant number, since it is smaller than the sum of its proper divisors (2801683801680).

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

1720025576112 is a wasteful number, since it uses less digits than its factorization.

1720025576112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711226 (or 711220 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 39.

The spelling of 1720025576112 in words is "one trillion, seven hundred twenty billion, twenty-five million, five hundred seventy-six thousand, one hundred twelve".