25453462406 has 8 divisors (see below), whose sum is σ = 38393491320. Its totient is φ = 12655631968.

The previous prime is 25453462399. The next prime is 25453462409. The reversal of 25453462406 is 60426435452.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25453462409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35549171 + ... + 35549886.

It is an arithmetic number, because the mean of its divisors is an integer number (4799186415).

Almost surely, 2^25453462406 is an apocalyptic number.

25453462406 is a deficient number, since it is larger than the sum of its proper divisors (12940028914).

25453462406 is a wasteful number, since it uses less digits than its factorization.

25453462406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71099238.

The product of its (nonzero) digits is 691200, while the sum is 41.

Adding to 25453462406 its reverse (60426435452), we get a palindrome (85879897858).

The spelling of 25453462406 in words is "twenty-five billion, four hundred fifty-three million, four hundred sixty-two thousand, four hundred six".