1255120576 has 28 divisors (see below), whose sum is σ = 2491778608. Its totient is φ = 627270912.

The previous prime is 1255120561. The next prime is 1255120579. The reversal of 1255120576 is 6750215521.

It is not an unprimeable number, because it can be changed into a prime (1255120579) 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, 228130 + ... + 233566.

Almost surely, 2^1255120576 is an apocalyptic number.

1255120576 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1255120576 is a deficient number, since it is larger than the sum of its proper divisors (1236658032).

1255120576 is an equidigital number, since it uses as much as digits as its factorization.

1255120576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9056 (or 9046 counting only the distinct ones).

The product of its (nonzero) digits is 21000, while the sum is 34.

The square root of 1255120576 is about 35427.6809289008. The cubic root of 1255120576 is about 1078.6862672530.

The spelling of 1255120576 in words is "one billion, two hundred fifty-five million, one hundred twenty thousand, five hundred seventy-six".