25300042063 has 8 divisors (see below), whose sum is σ = 25689012800. Its totient is φ = 24912789408.

The previous prime is 25300041979. The next prime is 25300042081. The reversal of 25300042063 is 36024000352.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 25300042063 - 2³³ = 16710107471 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25300042463) 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, 399828 + ... + 458761.

It is an arithmetic number, because the mean of its divisors is an integer number (3211126600).

Almost surely, 2^25300042063 is an apocalyptic number.

25300042063 is a deficient number, since it is larger than the sum of its proper divisors (388970737).

25300042063 is an equidigital number, since it uses as much as digits as its factorization.

25300042063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 859041.

The product of its (nonzero) digits is 4320, while the sum is 25.

The spelling of 25300042063 in words is "twenty-five billion, three hundred million, forty-two thousand, sixty-three".