25148763567 has 6 divisors (see below), whose sum is σ = 36325991832. Its totient is φ = 16765842372.

The previous prime is 25148763539. The next prime is 25148763571. The reversal of 25148763567 is 76536784152.

25148763567 is a `hidden beast` number, since 2 + 5 + 1 + 4 + 8 + 76 + 3 + 567 = 666.

It is not a de Polignac number, because 25148763567 - 2³⁰ = 24075021743 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25148783567) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1397153523 + ... + 1397153540.

It is an arithmetic number, because the mean of its divisors is an integer number (6054331972).

Almost surely, 2^25148763567 is an apocalyptic number.

25148763567 is a deficient number, since it is larger than the sum of its proper divisors (11177228265).

25148763567 is a wasteful number, since it uses less digits than its factorization.

25148763567 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2794307069 (or 2794307066 counting only the distinct ones).

The product of its digits is 8467200, while the sum is 54.

The spelling of 25148763567 in words is "twenty-five billion, one hundred forty-eight million, seven hundred sixty-three thousand, five hundred sixty-seven".