2525378616 has 48 divisors (see below), whose sum is σ = 7199548200. Its totient is φ = 797487552.

The previous prime is 2525378567. The next prime is 2525378627. The reversal of 2525378616 is 6168735252.

2525378616 is a `hidden beast` number, since 2 + 5 + 25 + 3 + 7 + 8 + 616 = 666.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 921651 + ... + 924386.

Almost surely, 2^2525378616 is an apocalyptic number.

It is an amenable number.

2525378616 is an abundant number, since it is smaller than the sum of its proper divisors (4674169584).

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

2525378616 is a wasteful number, since it uses less digits than its factorization.

2525378616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1846068 (or 1846061 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 2525378616 is about 50253.1453343967. The cubic root of 2525378616 is about 1361.7858991864.

The spelling of 2525378616 in words is "two billion, five hundred twenty-five million, three hundred seventy-eight thousand, six hundred sixteen".