9861152256 has 60 divisors (see below), whose sum is σ = 28459966392. Its totient is φ = 3287049216.

The previous prime is 9861152239. The next prime is 9861152293. The reversal of 9861152256 is 6522511689.

9861152256 is a `hidden beast` number, since 9 + 8 + 611 + 5 + 2 + 25 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1065396 + ... + 1074611.

Almost surely, 2^9861152256 is an apocalyptic number.

9861152256 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

9861152256 is an abundant number, since it is smaller than the sum of its proper divisors (18598814136).

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

9861152256 is a wasteful number, since it uses less digits than its factorization.

9861152256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2140031 (or 2140012 counting only the distinct ones).

The product of its digits is 259200, while the sum is 45.

The square root of 9861152256 is about 99303.3345663679. The cubic root of 9861152256 is about 2144.4169011812.

The spelling of 9861152256 in words is "nine billion, eight hundred sixty-one million, one hundred fifty-two thousand, two hundred fifty-six".