25261622151163 has 8 divisors (see below), whose sum is σ = 25417313212928. Its totient is φ = 25105939770024.

The previous prime is 25261622151127. The next prime is 25261622151169. The reversal of 25261622151163 is 36115122616252.

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

It is a cyclic number.

It is not a de Polignac number, because 25261622151163 - 2²⁹ = 25261085280251 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25261622151169) 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, 3717070 + ... + 8021212.

It is an arithmetic number, because the mean of its divisors is an integer number (3177164151616).

Almost surely, 2^{25261622151163} is an apocalyptic number.

25261622151163 is a deficient number, since it is larger than the sum of its proper divisors (155691061765).

25261622151163 is a wasteful number, since it uses less digits than its factorization.

25261622151163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4340313.

The product of its digits is 259200, while the sum is 43.

The spelling of 25261622151163 in words is "twenty-five trillion, two hundred sixty-one billion, six hundred twenty-two million, one hundred fifty-one thousand, one hundred sixty-three".