2536944768 has 96 divisors (see below), whose sum is σ = 7535923200. Its totient is φ = 818357760.

The previous prime is 2536944757. The next prime is 2536944769. The reversal of 2536944768 is 8674496352.

2536944768 is a `hidden beast` number, since 2 + 536 + 9 + 4 + 47 + 68 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2536944769) 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, 193 + ... + 71231.

It is an arithmetic number, because the mean of its divisors is an integer number (78499200).

Almost surely, 2^2536944768 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 2536944768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3767961600).

2536944768 is an abundant number, since it is smaller than the sum of its proper divisors (4998978432).

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

2536944768 is a wasteful number, since it uses less digits than its factorization.

2536944768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71090 (or 71075 counting only the distinct ones).

The product of its digits is 8709120, while the sum is 54.

The square root of 2536944768 is about 50368.0927572208. The cubic root of 2536944768 is about 1363.8617117422.

The spelling of 2536944768 in words is "two billion, five hundred thirty-six million, nine hundred forty-four thousand, seven hundred sixty-eight".