2521045188 has 24 divisors (see below), whose sum is σ = 6536043360. Its totient is φ = 840348360.

The previous prime is 2521045181. The next prime is 2521045253. The reversal of 2521045188 is 8815401252.

2521045188 is a `hidden beast` number, since 2 + 521 + 0 + 4 + 51 + 88 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (2521045181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11671398 + ... + 11671613.

It is an arithmetic number, because the mean of its divisors is an integer number (272335140).

Almost surely, 2^2521045188 is an apocalyptic number.

It is an amenable number.

2521045188 is an abundant number, since it is smaller than the sum of its proper divisors (4014998172).

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

2521045188 is a wasteful number, since it uses less digits than its factorization.

2521045188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23343024 (or 23343016 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 36.

The square root of 2521045188 is about 50210.0108344940. The cubic root of 2521045188 is about 1361.0065335734.

The spelling of 2521045188 in words is "two billion, five hundred twenty-one million, forty-five thousand, one hundred eighty-eight".