127204847376864 has 48 divisors (see below), whose sum is σ = 353554649331408. Its totient is φ = 39907403098112.

The previous prime is 127204847376863. The next prime is 127204847376889. The reversal of 127204847376864 is 468673748402721.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (127204847376863) 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, 38972071707 + ... + 38972074970.

It is an arithmetic number, because the mean of its divisors is an integer number (7365721861071).

Almost surely, 2^{127204847376864} is an apocalyptic number.

It is an amenable number.

127204847376864 is an abundant number, since it is smaller than the sum of its proper divisors (226349801954544).

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

127204847376864 is a wasteful number, since it uses less digits than its factorization.

127204847376864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77944146707 (or 77944146699 counting only the distinct ones).

The product of its (nonzero) digits is 606928896, while the sum is 69.

The spelling of 127204847376864 in words is "one hundred twenty-seven trillion, two hundred four billion, eight hundred forty-seven million, three hundred seventy-six thousand, eight hundred sixty-four".