2256471488 has 28 divisors (see below), whose sum is σ = 4672370640. Its totient is φ = 1079181312.

The previous prime is 2256471487. The next prime is 2256471499. The reversal of 2256471488 is 8841746522.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2256471487) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 764993 + ... + 767936.

It is an arithmetic number, because the mean of its divisors is an integer number (166870380).

Almost surely, 2^2256471488 is an apocalyptic number.

It is an amenable number.

2256471488 is an abundant number, since it is smaller than the sum of its proper divisors (2415899152).

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

2256471488 is a wasteful number, since it uses less digits than its factorization.

2256471488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532964 (or 1532954 counting only the distinct ones).

The product of its digits is 860160, while the sum is 47.

The square root of 2256471488 is about 47502.3313954168. The cubic root of 2256471488 is about 1311.6257980016.

The spelling of 2256471488 in words is "two billion, two hundred fifty-six million, four hundred seventy-one thousand, four hundred eighty-eight".