2125774650 has 24 divisors (see below), whose sum is σ = 5271921504. Its totient is φ = 566873200.

The previous prime is 2125774649. The next prime is 2125774657. The reversal of 2125774650 is 564775212.

It is a junction number, because it is equal to n+sod(n) for n = 2125774599 and 2125774608.

It is not an unprimeable number, because it can be changed into a prime (2125774657) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7085766 + ... + 7086065.

It is an arithmetic number, because the mean of its divisors is an integer number (219663396).

Almost surely, 2^2125774650 is an apocalyptic number.

2125774650 is an abundant number, since it is smaller than the sum of its proper divisors (3146146854).

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

2125774650 is a wasteful number, since it uses less digits than its factorization.

2125774650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14171846 (or 14171841 counting only the distinct ones).

The product of its (nonzero) digits is 117600, while the sum is 39.

The square root of 2125774650 is about 46106.1237798191. The cubic root of 2125774650 is about 1285.7969993524.

The spelling of 2125774650 in words is "two billion, one hundred twenty-five million, seven hundred seventy-four thousand, six hundred fifty".