1276679191041 has 16 divisors (see below), whose sum is σ = 1952388728320. Its totient is φ = 823663993680.

The previous prime is 1276679191001. The next prime is 1276679191043. The reversal of 1276679191041 is 1401919766721.

It is a happy number.

It is not a de Polignac number, because 1276679191041 - 2⁶ = 1276679190977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1276679191043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 762651010 + ... + 762652683.

It is an arithmetic number, because the mean of its divisors is an integer number (122024295520).

Almost surely, 2^{1276679191041} is an apocalyptic number.

It is an amenable number.

1276679191041 is a deficient number, since it is larger than the sum of its proper divisors (675709537279).

1276679191041 is a wasteful number, since it uses less digits than its factorization.

1276679191041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1525303733 (or 1525303727 counting only the distinct ones).

The product of its (nonzero) digits is 1143072, while the sum is 54.

The spelling of 1276679191041 in words is "one trillion, two hundred seventy-six billion, six hundred seventy-nine million, one hundred ninety-one thousand, forty-one".