2254381656 has 32 divisors (see below), whose sum is σ = 5694062640. Its totient is φ = 743712768.

The previous prime is 2254381637. The next prime is 2254381663. The reversal of 2254381656 is 6561834522.

It is a congruent number.

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, 481861 + ... + 486516.

Almost surely, 2^2254381656 is an apocalyptic number.

It is an amenable number.

2254381656 is an abundant number, since it is smaller than the sum of its proper divisors (3439680984).

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

2254381656 is a wasteful number, since it uses less digits than its factorization.

2254381656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968483 (or 968479 counting only the distinct ones).

The product of its digits is 345600, while the sum is 42.

The square root of 2254381656 is about 47480.3291479745. The cubic root of 2254381656 is about 1311.2207520066.

The spelling of 2254381656 in words is "two billion, two hundred fifty-four million, three hundred eighty-one thousand, six hundred fifty-six".