2500252776 has 96 divisors (see below), whose sum is σ = 7750142400. Its totient is φ = 713318400.

The previous prime is 2500252771. The next prime is 2500252787. The reversal of 2500252776 is 6772520052.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2500252776.

It is not an unprimeable number, because it can be changed into a prime (2500252771) 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, 384351 + ... + 390801.

It is an arithmetic number, because the mean of its divisors is an integer number (80730650).

Almost surely, 2^2500252776 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 2500252776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3875071200).

2500252776 is an abundant number, since it is smaller than the sum of its proper divisors (5249889624).

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

2500252776 is a wasteful number, since it uses less digits than its factorization.

2500252776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7239 (or 7232 counting only the distinct ones).

The product of its (nonzero) digits is 58800, while the sum is 36.

The square root of 2500252776 is about 50002.5276961075. The cubic root of 2500252776 is about 1357.2545493977.

The spelling of 2500252776 in words is "two billion, five hundred million, two hundred fifty-two thousand, seven hundred seventy-six".