127693649934448 has 40 divisors (see below), whose sum is σ = 266443587019008. Its totient is φ = 58934231169792.

The previous prime is 127693649934437. The next prime is 127693649934449. The reversal of 127693649934448 is 844439946396721.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127693649934449) 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, 2718786 + ... + 16210462.

Almost surely, 2^{127693649934448} is an apocalyptic number.

It is an amenable number.

127693649934448 is an abundant number, since it is smaller than the sum of its proper divisors (138749937084560).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

127693649934448 is a wasteful number, since it uses less digits than its factorization.

127693649934448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13537201 (or 13537195 counting only the distinct ones).

The product of its digits is 6772211712, while the sum is 79.

The spelling of 127693649934448 in words is "one hundred twenty-seven trillion, six hundred ninety-three billion, six hundred forty-nine million, nine hundred thirty-four thousand, four hundred forty-eight".