2611256832 has 160 divisors (see below), whose sum is σ = 7895923200. Its totient is φ = 851687424.

The previous prime is 2611256807. The next prime is 2611256881. The reversal of 2611256832 is 2386521162.

2611256832 is a `hidden beast` number, since 2 + 61 + 1 + 2 + 568 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 647719 + ... + 651737.

It is an arithmetic number, because the mean of its divisors is an integer number (49349520).

Almost surely, 2^2611256832 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2611256832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3947961600).

2611256832 is an abundant number, since it is smaller than the sum of its proper divisors (5284666368).

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

2611256832 is an equidigital number, since it uses as much as digits as its factorization.

2611256832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4093 (or 4071 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 2611256832 is about 51100.4582366929. The cubic root of 2611256832 is about 1377.0504868024.

Adding to 2611256832 its reverse (2386521162), we get a palindrome (4997777994).

It can be divided in two parts, 26112 and 56832, that added together give a square (82944 = 288²).

The spelling of 2611256832 in words is "two billion, six hundred eleven million, two hundred fifty-six thousand, eight hundred thirty-two".