25844041164 has 24 divisors (see below), whose sum is σ = 61324845120. Its totient is φ = 8468668624.

The previous prime is 25844041081. The next prime is 25844041169. The reversal of 25844041164 is 46114044852.

It is not an unprimeable number, because it can be changed into a prime (25844041169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18250734 + ... + 18252149.

It is an arithmetic number, because the mean of its divisors is an integer number (2555201880).

Almost surely, 2^25844041164 is an apocalyptic number.

It is an amenable number.

25844041164 is an abundant number, since it is smaller than the sum of its proper divisors (35480803956).

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

25844041164 is a wasteful number, since it uses less digits than its factorization.

25844041164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36502949 (or 36502947 counting only the distinct ones).

The product of its (nonzero) digits is 122880, while the sum is 39.

The spelling of 25844041164 in words is "twenty-five billion, eight hundred forty-four million, forty-one thousand, one hundred sixty-four".