2130909776 has 10 divisors (see below), whose sum is σ = 4128637722. Its totient is φ = 1065454880.

The previous prime is 2130909751. The next prime is 2130909791. The reversal of 2130909776 is 6779090312.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1323213376 + 807696400 = 36376^2 + 28420^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66590915 + ... + 66590946.

Almost surely, 2^2130909776 is an apocalyptic number.

It is an amenable number.

2130909776 is a deficient number, since it is larger than the sum of its proper divisors (1997727946).

2130909776 is a wasteful number, since it uses less digits than its factorization.

2130909776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133181869 (or 133181863 counting only the distinct ones).

The product of its (nonzero) digits is 142884, while the sum is 44.

The square root of 2130909776 is about 46161.7783019675. The cubic root of 2130909776 is about 1286.8315116574.

The spelling of 2130909776 in words is "two billion, one hundred thirty million, nine hundred nine thousand, seven hundred seventy-six".