1268273876 has 12 divisors (see below), whose sum is σ = 2220513120. Its totient is φ = 633841560.

The previous prime is 1268273873. The next prime is 1268273927. The reversal of 1268273876 is 6783728621.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1268273873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64040 + ... + 81471.

It is an arithmetic number, because the mean of its divisors is an integer number (185042760).

Almost surely, 2^1268273876 is an apocalyptic number.

It is an amenable number.

1268273876 is a deficient number, since it is larger than the sum of its proper divisors (952239244).

1268273876 is a wasteful number, since it uses less digits than its factorization.

1268273876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147694 (or 147692 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 50.

The square root of 1268273876 is about 35612.8330240659. The cubic root of 1268273876 is about 1082.4412869890.

The spelling of 1268273876 in words is "one billion, two hundred sixty-eight million, two hundred seventy-three thousand, eight hundred seventy-six".