25133747103838 has 4 divisors (see below), whose sum is σ = 37700620655760. Its totient is φ = 12566873551918.

The previous prime is 25133747103833. The next prime is 25133747103851. The reversal of 25133747103838 is 83830174733152.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25133747103833) 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 as a sum of consecutive naturals, namely, 6283436775958 + ... + 6283436775961.

It is an arithmetic number, because the mean of its divisors is an integer number (9425155163940).

Almost surely, 2^{25133747103838} is an apocalyptic number.

25133747103838 is a deficient number, since it is larger than the sum of its proper divisors (12566873551922).

25133747103838 is a wasteful number, since it uses less digits than its factorization.

25133747103838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12566873551921.

The product of its (nonzero) digits is 10160640, while the sum is 55.

The spelling of 25133747103838 in words is "twenty-five trillion, one hundred thirty-three billion, seven hundred forty-seven million, one hundred three thousand, eight hundred thirty-eight".