25463513429 has 8 divisors (see below), whose sum is σ = 26290182912. Its totient is φ = 24637173120.

The previous prime is 25463513333. The next prime is 25463513443. The reversal of 25463513429 is 92431536452.

It is a happy number.

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

It is not a de Polignac number, because 25463513429 - 2¹² = 25463509333 is a prime.

It is a super-2 number, since 2×25463513429² (a number of 22 digits) contains 22 as substring.

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 25463513429.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25463513489) 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, 80042 + ... + 239444.

It is an arithmetic number, because the mean of its divisors is an integer number (3286272864).

Almost surely, 2^25463513429 is an apocalyptic number.

It is an amenable number.

25463513429 is a deficient number, since it is larger than the sum of its proper divisors (826669483).

25463513429 is a wasteful number, since it uses less digits than its factorization.

25463513429 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164587.

The product of its digits is 777600, while the sum is 44.

The spelling of 25463513429 in words is "twenty-five billion, four hundred sixty-three million, five hundred thirteen thousand, four hundred twenty-nine".