2668127971392 has 224 divisors, whose sum is σ = 8891760931200. Its totient is φ = 777753778176.

The previous prime is 2668127971363. The next prime is 2668127971427. The reversal of 2668127971392 is 2931797218662.

2668127971392 is a `hidden beast` number, since 2 + 66 + 81 + 27 + 97 + 1 + 392 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2698803 + ... + 3552434.

It is an arithmetic number, because the mean of its divisors is an integer number (39695361300).

Almost surely, 2^{2668127971392} is an apocalyptic number.

It is an amenable number.

2668127971392 is an abundant number, since it is smaller than the sum of its proper divisors (6223632959808).

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

2668127971392 is a wasteful number, since it uses less digits than its factorization.

2668127971392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6251290 (or 6251274 counting only the distinct ones).

The product of its digits is 27433728, while the sum is 63.

The spelling of 2668127971392 in words is "two trillion, six hundred sixty-eight billion, one hundred twenty-seven million, nine hundred seventy-one thousand, three hundred ninety-two".