2508481000 has 32 divisors (see below), whose sum is σ = 5869847880. Its totient is φ = 1003392000.

The previous prime is 2508480973. The next prime is 2508481009. The reversal of 2508481000 is 1848052.

It can be written as a sum of positive squares in 4 ways, for example, as 176943204 + 2331537796 = 13302^2 + 48286^2 .

It is a super-2 number, since 2×2508481000² = 12584953854722000000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2508481000.

It is not an unprimeable number, because it can be changed into a prime (2508481009) 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 7 ways as a sum of consecutive naturals, for example, 1253241 + ... + 1255240.

Almost surely, 2^2508481000 is an apocalyptic number.

2508481000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2508481000 is an abundant number, since it is smaller than the sum of its proper divisors (3361366880).

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

2508481000 is a wasteful number, since it uses less digits than its factorization.

2508481000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2508502 (or 2508488 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 28.

The square root of 2508481000 is about 50084.7381943841. The cubic root of 2508481000 is about 1358.7418078067.

The spelling of 2508481000 in words is "two billion, five hundred eight million, four hundred eighty-one thousand".