2500806336 has 168 divisors, whose sum is σ = 7737506496. Its totient is φ = 710760960.

The previous prime is 2500806331. The next prime is 2500806337. The reversal of 2500806336 is 6336080052.

It is a tau number, because it is divible by the number of its divisors (168).

It is a hoax number, since the sum of its digits (33) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 2500806297 and 2500806306.

It is not an unprimeable number, because it can be changed into a prime (2500806331) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 2135031 + ... + 2136201.

Almost surely, 2^2500806336 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 2500806336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3868753248).

2500806336 is an abundant number, since it is smaller than the sum of its proper divisors (5236700160).

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

2500806336 is a wasteful number, since it uses less digits than its factorization.

2500806336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1427 (or 1410 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 2500806336 is about 50008.0627099271. The cubic root of 2500806336 is about 1357.3547081222.

Adding to 2500806336 its reverse (6336080052), we get a palindrome (8836886388).

The spelling of 2500806336 in words is "two billion, five hundred million, eight hundred six thousand, three hundred thirty-six".