2116707156 has 72 divisors (see below), whose sum is σ = 5533242624. Its totient is φ = 681563520.

The previous prime is 2116707149. The next prime is 2116707161. The reversal of 2116707156 is 6517076112.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 2116707156.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 760840 + ... + 763616.

It is an arithmetic number, because the mean of its divisors is an integer number (76850592).

Almost surely, 2^2116707156 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 2116707156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2766621312).

2116707156 is an abundant number, since it is smaller than the sum of its proper divisors (3416535468).

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

2116707156 is a wasteful number, since it uses less digits than its factorization.

2116707156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3501 (or 3496 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The square root of 2116707156 is about 46007.6858361731. The cubic root of 2116707156 is about 1283.9662043104.

The spelling of 2116707156 in words is "two billion, one hundred sixteen million, seven hundred seven thousand, one hundred fifty-six".