25723416204 has 18 divisors (see below), whose sum is σ = 65023079940. Its totient is φ = 8574472056.

The previous prime is 25723416119. The next prime is 25723416211. The reversal of 25723416204 is 40261432752.

25723416204 is a `hidden beast` number, since 2 + 5 + 7 + 23 + 4 + 1 + 620 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 714539339 = 25723416204 / (2 + 5 + 7 + 2 + 3 + 4 + 1 + 6 + 2 + 0 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 357269634 + ... + 357269705.

It is an arithmetic number, because the mean of its divisors is an integer number (3612393330).

Almost surely, 2^25723416204 is an apocalyptic number.

It is an amenable number.

25723416204 is an abundant number, since it is smaller than the sum of its proper divisors (39299663736).

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

25723416204 is a wasteful number, since it uses less digits than its factorization.

25723416204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714539349 (or 714539344 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

Adding to 25723416204 its reverse (40261432752), we get a palindrome (65984848956).

The spelling of 25723416204 in words is "twenty-five billion, seven hundred twenty-three million, four hundred sixteen thousand, two hundred four".