1256546848 has 24 divisors (see below), whose sum is σ = 2474781120. Its totient is φ = 628031040.

The previous prime is 1256546813. The next prime is 1256546849. The reversal of 1256546848 is 8486456521.

It is not an unprimeable number, because it can be changed into a prime (1256546849) 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, 100293 + ... + 112123.

It is an arithmetic number, because the mean of its divisors is an integer number (103115880).

Almost surely, 2^1256546848 is an apocalyptic number.

It is an amenable number.

1256546848 is a deficient number, since it is larger than the sum of its proper divisors (1218234272).

1256546848 is a wasteful number, since it uses less digits than its factorization.

1256546848 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15160 (or 15152 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 49.

The square root of 1256546848 is about 35447.8045582516. The cubic root of 1256546848 is about 1079.0947054679.

The spelling of 1256546848 in words is "one billion, two hundred fifty-six million, five hundred forty-six thousand, eight hundred forty-eight".