1276442424516 has 48 divisors (see below), whose sum is σ = 3413655899136. Its totient is φ = 363646824864.

The previous prime is 1276442424473. The next prime is 1276442424529. The reversal of 1276442424516 is 6154242446721.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21866736 + ... + 21925031.

It is an arithmetic number, because the mean of its divisors is an integer number (71117831232).

Almost surely, 2^{1276442424516} is an apocalyptic number.

It is an amenable number.

1276442424516 is an abundant number, since it is smaller than the sum of its proper divisors (2137213474620).

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

1276442424516 is a wasteful number, since it uses less digits than its factorization.

1276442424516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43792128 (or 43792126 counting only the distinct ones).

The product of its digits is 2580480, while the sum is 48.

The spelling of 1276442424516 in words is "one trillion, two hundred seventy-six billion, four hundred forty-two million, four hundred twenty-four thousand, five hundred sixteen".