25723069670 has 16 divisors (see below), whose sum is σ = 46381781088. Its totient is φ = 10271393280.

The previous prime is 25723069657. The next prime is 25723069679. The reversal of 25723069670 is 7696032752.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25723069679) 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, 2223266 + ... + 2234805.

It is an arithmetic number, because the mean of its divisors is an integer number (2898861318).

Almost surely, 2^25723069670 is an apocalyptic number.

25723069670 is a deficient number, since it is larger than the sum of its proper divisors (20658711418).

25723069670 is a wasteful number, since it uses less digits than its factorization.

25723069670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4458655.

The product of its (nonzero) digits is 952560, while the sum is 47.

The spelling of 25723069670 in words is "twenty-five billion, seven hundred twenty-three million, sixty-nine thousand, six hundred seventy".