1272416927718 has 8 divisors (see below), whose sum is σ = 2544833855448. Its totient is φ = 424138975904.

The previous prime is 1272416927689. The next prime is 1272416927759. The reversal of 1272416927718 is 8177296142721.

It is a sphenic number, since it is the product of 3 distinct primes.

1272416927718 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106034743971 + ... + 106034743982.

It is an arithmetic number, because the mean of its divisors is an integer number (318104231931).

Almost surely, 2^{1272416927718} is an apocalyptic number.

1272416927718 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1272416927718 is a wasteful number, since it uses less digits than its factorization.

1272416927718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212069487958.

The product of its digits is 4741632, while the sum is 57.

The spelling of 1272416927718 in words is "one trillion, two hundred seventy-two billion, four hundred sixteen million, nine hundred twenty-seven thousand, seven hundred eighteen".