25001540230 has 16 divisors (see below), whose sum is σ = 45182070864. Its totient is φ = 9960772000.

The previous prime is 25001540227. The next prime is 25001540231. The reversal of 25001540230 is 3204510052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25001540231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4977877 + ... + 4982896.

It is an arithmetic number, because the mean of its divisors is an integer number (2823879429).

Almost surely, 2^25001540230 is an apocalyptic number.

25001540230 is a deficient number, since it is larger than the sum of its proper divisors (20180530634).

25001540230 is a wasteful number, since it uses less digits than its factorization.

25001540230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9961031.

The product of its (nonzero) digits is 1200, while the sum is 22.

The spelling of 25001540230 in words is "twenty-five billion, one million, five hundred forty thousand, two hundred thirty".