25467142548 has 24 divisors (see below), whose sum is σ = 59472844480. Its totient is φ = 8481974400.

The previous prime is 25467142507. The next prime is 25467142577. The reversal of 25467142548 is 84524176452.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 25467142497 and 25467142506.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 869128 + ... + 897951.

Almost surely, 2^25467142548 is an apocalyptic number.

It is an amenable number.

25467142548 is an abundant number, since it is smaller than the sum of its proper divisors (34005701932).

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

25467142548 is a wasteful number, since it uses less digits than its factorization.

25467142548 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1768287 (or 1768285 counting only the distinct ones).

The product of its digits is 2150400, while the sum is 48.

The spelling of 25467142548 in words is "twenty-five billion, four hundred sixty-seven million, one hundred forty-two thousand, five hundred forty-eight".