4855161256 has 32 divisors (see below), whose sum is σ = 9942367680. Its totient is φ = 2204368000.

The previous prime is 4855161229. The next prime is 4855161281. The reversal of 4855161256 is 6521615584.

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, 46956 + ... + 109156.

It is an arithmetic number, because the mean of its divisors is an integer number (310698990).

Almost surely, 2^4855161256 is an apocalyptic number.

It is an amenable number.

4855161256 is an abundant number, since it is smaller than the sum of its proper divisors (5087206424).

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

4855161256 is a wasteful number, since it uses less digits than its factorization.

4855161256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63105 (or 63101 counting only the distinct ones).

The product of its digits is 288000, while the sum is 43.

The square root of 4855161256 is about 69678.9871912616. The cubic root of 4855161256 is about 1693.3025131652.

The spelling of 4855161256 in words is "four billion, eight hundred fifty-five million, one hundred sixty-one thousand, two hundred fifty-six".