2120689152 has 120 divisors (see below), whose sum is σ = 6190418520. Its totient is φ = 698818560.

The previous prime is 2120689147. The next prime is 2120689183. The reversal of 2120689152 is 2519860212.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 407527 + ... + 412697.

It is an arithmetic number, because the mean of its divisors is an integer number (51586821).

Almost surely, 2^2120689152 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 2120689152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3095209260).

2120689152 is an abundant number, since it is smaller than the sum of its proper divisors (4069729368).

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

2120689152 is an equidigital number, since it uses as much as digits as its factorization.

2120689152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5284 (or 5265 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 36.

The square root of 2120689152 is about 46050.9408372945. The cubic root of 2120689152 is about 1284.7708417634.

The spelling of 2120689152 in words is "two billion, one hundred twenty million, six hundred eighty-nine thousand, one hundred fifty-two".