2127775090 has 32 divisors (see below), whose sum is σ = 4380251904. Its totient is φ = 729003840.

The previous prime is 2127775081. The next prime is 2127775093. The reversal of 2127775090 is 905777212.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2127775093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95712 + ... + 115828.

It is an arithmetic number, because the mean of its divisors is an integer number (136882872).

Almost surely, 2^2127775090 is an apocalyptic number.

2127775090 is an abundant number, since it is smaller than the sum of its proper divisors (2252476814).

2127775090 is a wasteful number, since it uses less digits than its factorization.

2127775090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21642.

The product of its (nonzero) digits is 61740, while the sum is 40.

The square root of 2127775090 is about 46127.8125429767. The cubic root of 2127775090 is about 1286.2002019113.

The spelling of 2127775090 in words is "two billion, one hundred twenty-seven million, seven hundred seventy-five thousand, ninety".