2109709627392 has 78 divisors (see below), whose sum is σ = 5625634924732. Its totient is φ = 703182872576.

The previous prime is 2109709627307. The next prime is 2109709627471. The reversal of 2109709627392 is 2937269079012.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 161003113 + ... + 161016215.

Almost surely, 2^{2109709627392} 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 2109709627392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2812817462366).

2109709627392 is an abundant number, since it is smaller than the sum of its proper divisors (3515925297340).

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

2109709627392 is an frugal number, since it uses more digits than its factorization.

2109709627392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26233 (or 13108 counting only the distinct ones).

The product of its (nonzero) digits is 5143824, while the sum is 57.

The spelling of 2109709627392 in words is "two trillion, one hundred nine billion, seven hundred nine million, six hundred twenty-seven thousand, three hundred ninety-two".