25348406063 has 4 divisors (see below), whose sum is σ = 25348772760. Its totient is φ = 25348039368.

The previous prime is 25348406029. The next prime is 25348406137. The reversal of 25348406063 is 36060484352.

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

It is a cyclic number.

It is not a de Polignac number, because 25348406063 - 2⁸ = 25348405807 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 25348406063.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25348406023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44720 + ... + 229557.

It is an arithmetic number, because the mean of its divisors is an integer number (6337193190).

Almost surely, 2^25348406063 is an apocalyptic number.

25348406063 is a deficient number, since it is larger than the sum of its proper divisors (366697).

25348406063 is an equidigital number, since it uses as much as digits as its factorization.

25348406063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366696.

The product of its (nonzero) digits is 414720, while the sum is 41.

The spelling of 25348406063 in words is "twenty-five billion, three hundred forty-eight million, four hundred six thousand, sixty-three".