1273917997336 has 16 divisors (see below), whose sum is σ = 2395812552840. Its totient is φ = 635034649920.

The previous prime is 1273917997301. The next prime is 1273917997349. The reversal of 1273917997336 is 6337997193721.

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, 240540781 + ... + 240546076.

Almost surely, 2^{1273917997336} is an apocalyptic number.

It is an amenable number.

1273917997336 is a deficient number, since it is larger than the sum of its proper divisors (1121894555504).

1273917997336 is a wasteful number, since it uses less digits than its factorization.

1273917997336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481087194 (or 481087190 counting only the distinct ones).

The product of its digits is 81015228, while the sum is 67.

The spelling of 1273917997336 in words is "one trillion, two hundred seventy-three billion, nine hundred seventeen million, nine hundred ninety-seven thousand, three hundred thirty-six".