25627425038 has 4 divisors (see below), whose sum is σ = 38441137560. Its totient is φ = 12813712518.

The previous prime is 25627425007. The next prime is 25627425049. The reversal of 25627425038 is 83052472652.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 25627425038.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6406856258 + ... + 6406856261.

It is an arithmetic number, because the mean of its divisors is an integer number (9610284390).

Almost surely, 2^25627425038 is an apocalyptic number.

25627425038 is a deficient number, since it is larger than the sum of its proper divisors (12813712522).

25627425038 is a wasteful number, since it uses less digits than its factorization.

25627425038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12813712521.

The product of its (nonzero) digits is 806400, while the sum is 44.

The spelling of 25627425038 in words is "twenty-five billion, six hundred twenty-seven million, four hundred twenty-five thousand, thirty-eight".