1601313056 has 96 divisors (see below), whose sum is σ = 3725906688. Its totient is φ = 663183360.

The previous prime is 1601313037. The next prime is 1601313071. The reversal of 1601313056 is 6503131061.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1037021 + ... + 1038563.

It is an arithmetic number, because the mean of its divisors is an integer number (38811528).

Almost surely, 2^1601313056 is an apocalyptic number.

1601313056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1601313056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1862953344).

1601313056 is an abundant number, since it is smaller than the sum of its proper divisors (2124593632).

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

1601313056 is a wasteful number, since it uses less digits than its factorization.

1601313056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1714 (or 1706 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 1601313056 is about 40016.4098339669. The cubic root of 1601313056 is about 1169.9269577213.

The spelling of 1601313056 in words is "one billion, six hundred one million, three hundred thirteen thousand, fifty-six".