25467573967 has 8 divisors (see below), whose sum is σ = 27789409872. Its totient is φ = 23146838400.

The previous prime is 25467573961. The next prime is 25467573977. The reversal of 25467573967 is 76937576452.

It is a happy number.

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 25467573967 - 2³ = 25467573959 is a prime.

It is a super-2 number, since 2×25467573967² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25467573961) 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, 226308 + ... + 319609.

It is an arithmetic number, because the mean of its divisors is an integer number (3473676234).

Almost surely, 2^25467573967 is an apocalyptic number.

25467573967 is a deficient number, since it is larger than the sum of its proper divisors (2321835905).

25467573967 is a wasteful number, since it uses less digits than its factorization.

25467573967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550169.

The product of its digits is 66679200, while the sum is 61.

The spelling of 25467573967 in words is "twenty-five billion, four hundred sixty-seven million, five hundred seventy-three thousand, nine hundred sixty-seven".