25043000001 has 8 divisors (see below), whose sum is σ = 34842434880. Its totient is φ = 15969449232.

The previous prime is 25042999987. The next prime is 25043000011. The reversal of 25043000001 is 10000034052.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 25043000001 - 2⁷ = 25042999873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (25043000011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181470946 + ... + 181471083.

It is an arithmetic number, because the mean of its divisors is an integer number (4355304360).

Almost surely, 2^25043000001 is an apocalyptic number.

It is an amenable number.

25043000001 is a deficient number, since it is larger than the sum of its proper divisors (9799434879).

25043000001 is a wasteful number, since it uses less digits than its factorization.

25043000001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362942055.

The product of its (nonzero) digits is 120, while the sum is 15.

Adding to 25043000001 its reverse (10000034052), we get a palindrome (35043034053).

The spelling of 25043000001 in words is "twenty-five billion, forty-three million, one", and thus it is an aban number and an uban number.