25343999994 has 8 divisors (see below), whose sum is σ = 50688000000. Its totient is φ = 8447999996.

The previous prime is 25343999983. The next prime is 25344000013. The reversal of 25343999994 is 49999934352.

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

25343999994 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2111999994 + ... + 2112000005.

It is an arithmetic number, because the mean of its divisors is an integer number (6336000000).

Almost surely, 2^25343999994 is an apocalyptic number.

25343999994 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

25343999994 is a wasteful number, since it uses less digits than its factorization.

25343999994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4224000004.

The product of its digits is 85030560, while the sum is 66.

The spelling of 25343999994 in words is "twenty-five billion, three hundred forty-three million, nine hundred ninety-nine thousand, nine hundred ninety-four".