2261650379 has 2 divisors, whose sum is σ = 2261650380. Its totient is φ = 2261650378.

The previous prime is 2261650373. The next prime is 2261650381. The reversal of 2261650379 is 9730561622.

2261650379 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2261650379 - 2²⁰ = 2260601803 is a prime.

Together with 2261650381, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2261650373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1130825189 + 1130825190.

It is an arithmetic number, because the mean of its divisors is an integer number (1130825190).

Almost surely, 2^2261650379 is an apocalyptic number.

2261650379 is a deficient number, since it is larger than the sum of its proper divisors (1).

2261650379 is an equidigital number, since it uses as much as digits as its factorization.

2261650379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 41.

The square root of 2261650379 is about 47556.8121198215. The cubic root of 2261650379 is about 1312.6284810159.

The spelling of 2261650379 in words is "two billion, two hundred sixty-one million, six hundred fifty thousand, three hundred seventy-nine".