2525081678 has 32 divisors (see below), whose sum is σ = 4587226560. Its totient is φ = 1019370240.

The previous prime is 2525081677. The next prime is 2525081731. The reversal of 2525081678 is 8761805252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525081677) 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 15 ways as a sum of consecutive naturals, for example, 59201 + ... + 92492.

It is an arithmetic number, because the mean of its divisors is an integer number (143350830).

Almost surely, 2^2525081678 is an apocalyptic number.

2525081678 is a deficient number, since it is larger than the sum of its proper divisors (2062144882).

2525081678 is a wasteful number, since it uses less digits than its factorization.

2525081678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151772.

The product of its (nonzero) digits is 268800, while the sum is 44.

The square root of 2525081678 is about 50250.1908255083. The cubic root of 2525081678 is about 1361.7325234499.

The spelling of 2525081678 in words is "two billion, five hundred twenty-five million, eighty-one thousand, six hundred seventy-eight".