2636900896 has 72 divisors (see below), whose sum is σ = 6186416796. Its totient is φ = 1102510080.

The previous prime is 2636900839. The next prime is 2636900897. The reversal of 2636900896 is 6980096362.

It can be written as a sum of positive squares in 2 ways, for example, as 2582672400 + 54228496 = 50820^2 + 7364^2 .

It is a Harshad number since it is a multiple of its sum of digits (49).

It is not an unprimeable number, because it can be changed into a prime (2636900897) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 43780 + ... + 84796.

Almost surely, 2^2636900896 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 2636900896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3093208398).

2636900896 is an abundant number, since it is smaller than the sum of its proper divisors (3549515900).

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

2636900896 is a wasteful number, since it uses less digits than its factorization.

2636900896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41082 (or 41067 counting only the distinct ones).

The product of its (nonzero) digits is 839808, while the sum is 49.

The square root of 2636900896 is about 51350.7633438881. The cubic root of 2636900896 is about 1381.5436231262.

The spelling of 2636900896 in words is "two billion, six hundred thirty-six million, nine hundred thousand, eight hundred ninety-six".