25334536043 has 4 divisors (see below), whose sum is σ = 25749856368. Its totient is φ = 24919215720.

The previous prime is 25334535997. The next prime is 25334536049. The reversal of 25334536043 is 34063543352.

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 25334536043 - 2⁶ = 25334535979 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 25334535988 and 25334536006.

It is not an unprimeable number, because it can be changed into a prime (25334536049) 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, 207660071 + ... + 207660192.

It is an arithmetic number, because the mean of its divisors is an integer number (6437464092).

Almost surely, 2^25334536043 is an apocalyptic number.

25334536043 is a deficient number, since it is larger than the sum of its proper divisors (415320325).

25334536043 is an equidigital number, since it uses as much as digits as its factorization.

25334536043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415320324.

The product of its (nonzero) digits is 388800, while the sum is 38.

The spelling of 25334536043 in words is "twenty-five billion, three hundred thirty-four million, five hundred thirty-six thousand, forty-three".