2525459976 has 96 divisors (see below), whose sum is σ = 7379550360. Its totient is φ = 775627776.

The previous prime is 2525459971. The next prime is 2525460019. The reversal of 2525459976 is 6799545252.

2525459976 is a `hidden beast` number, since 2 + 5 + 2 + 545 + 9 + 97 + 6 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1080699876 + 1444760100 = 32874^2 + 38010^2 .

It is not an unprimeable number, because it can be changed into a prime (2525459971) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 575326 + ... + 579698.

Almost surely, 2^2525459976 is an apocalyptic number.

2525459976 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2525459976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3689775180).

2525459976 is an abundant number, since it is smaller than the sum of its proper divisors (4854090384).

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

2525459976 is a wasteful number, since it uses less digits than its factorization.

2525459976 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5015 (or 5008 counting only the distinct ones).

The product of its digits is 6804000, while the sum is 54.

The square root of 2525459976 is about 50253.9548294460. The cubic root of 2525459976 is about 1361.8005232260.

The spelling of 2525459976 in words is "two billion, five hundred twenty-five million, four hundred fifty-nine thousand, nine hundred seventy-six".