2259719656 has 32 divisors (see below), whose sum is σ = 4278677760. Its totient is φ = 1118794752.

The previous prime is 2259719641. The next prime is 2259719687. The reversal of 2259719656 is 6569179522.

It is a super-3 number, since 3×2259719656³ (a number of 29 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 341031 + ... + 347593.

It is an arithmetic number, because the mean of its divisors is an integer number (133708680).

Almost surely, 2^2259719656 is an apocalyptic number.

It is an amenable number.

2259719656 is a deficient number, since it is larger than the sum of its proper divisors (2018958104).

2259719656 is a wasteful number, since it uses less digits than its factorization.

2259719656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6985 (or 6981 counting only the distinct ones).

The product of its digits is 2041200, while the sum is 52.

The square root of 2259719656 is about 47536.5086643939. The cubic root of 2259719656 is about 1312.2548536374.

The spelling of 2259719656 in words is "two billion, two hundred fifty-nine million, seven hundred nineteen thousand, six hundred fifty-six".