12538247625622 has 8 divisors (see below), whose sum is σ = 19625083240176. Its totient is φ = 5996553212232.

The previous prime is 12538247625581. The next prime is 12538247625647. The reversal of 12538247625622 is 22652674283521.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 136285300233 + ... + 136285300324.

It is an arithmetic number, because the mean of its divisors is an integer number (2453135405022).

Almost surely, 2^{12538247625622} is an apocalyptic number.

12538247625622 is a deficient number, since it is larger than the sum of its proper divisors (7086835614554).

12538247625622 is a wasteful number, since it uses less digits than its factorization.

12538247625622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 272570600582.

The product of its digits is 19353600, while the sum is 55.

The spelling of 12538247625622 in words is "twelve trillion, five hundred thirty-eight billion, two hundred forty-seven million, six hundred twenty-five thousand, six hundred twenty-two".