25040132463 has 4 divisors (see below), whose sum is σ = 33386843288. Its totient is φ = 16693421640.

The previous prime is 25040132461. The next prime is 25040132497. The reversal of 25040132463 is 36423104052.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 25040132463 - 2¹ = 25040132461 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25040132463.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25040132461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4173355408 + ... + 4173355413.

It is an arithmetic number, because the mean of its divisors is an integer number (8346710822).

Almost surely, 2^25040132463 is an apocalyptic number.

25040132463 is a deficient number, since it is larger than the sum of its proper divisors (8346710825).

25040132463 is an equidigital number, since it uses as much as digits as its factorization.

25040132463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8346710824.

The product of its (nonzero) digits is 17280, while the sum is 30.

The spelling of 25040132463 in words is "twenty-five billion, forty million, one hundred thirty-two thousand, four hundred sixty-three".