2265695670 has 128 divisors (see below), whose sum is σ = 6392494080. Its totient is φ = 503147520.

The previous prime is 2265695647. The next prime is 2265695681. The reversal of 2265695670 is 765965622.

2265695670 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3090624 + ... + 3091356.

It is an arithmetic number, because the mean of its divisors is an integer number (49941360).

Almost surely, 2^2265695670 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2265695670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3196247040).

2265695670 is an abundant number, since it is smaller than the sum of its proper divisors (4126798410).

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

2265695670 is a wasteful number, since it uses less digits than its factorization.

2265695670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1150.

The product of its (nonzero) digits is 1360800, while the sum is 48.

The square root of 2265695670 is about 47599.3242599094. The cubic root of 2265695670 is about 1313.4106239281.

The spelling of 2265695670 in words is "two billion, two hundred sixty-five million, six hundred ninety-five thousand, six hundred seventy".