1271374927896 has 64 divisors (see below), whose sum is σ = 3187818691200. Its totient is φ = 422542568448.

The previous prime is 1271374927877. The next prime is 1271374927909. The reversal of 1271374927896 is 6987294731721.

It is a hoax number, since the sum of its digits (66) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11552040 + ... + 11661576.

It is an arithmetic number, because the mean of its divisors is an integer number (49809667050).

Almost surely, 2^{1271374927896} is an apocalyptic number.

It is an amenable number.

1271374927896 is an abundant number, since it is smaller than the sum of its proper divisors (1916443763304).

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

1271374927896 is a wasteful number, since it uses less digits than its factorization.

1271374927896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110968 (or 110964 counting only the distinct ones).

The product of its digits is 64012032, while the sum is 66.

The spelling of 1271374927896 in words is "one trillion, two hundred seventy-one billion, three hundred seventy-four million, nine hundred twenty-seven thousand, eight hundred ninety-six".