1268566794 has 48 divisors (see below), whose sum is σ = 3128808384. Its totient is φ = 367699200.

The previous prime is 1268566769. The next prime is 1268566799. The reversal of 1268566794 is 4976658621.

1268566794 is a `hidden beast` number, since 1 + 2 + 6 + 8 + 566 + 79 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 1268566794.

It is not an unprimeable number, because it can be changed into a prime (1268566799) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134727 + ... + 143834.

It is an arithmetic number, because the mean of its divisors is an integer number (65183508).

Almost surely, 2^1268566794 is an apocalyptic number.

1268566794 is an abundant number, since it is smaller than the sum of its proper divisors (1860241590).

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

1268566794 is a wasteful number, since it uses less digits than its factorization.

1268566794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278603 (or 278600 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 54.

The square root of 1268566794 is about 35616.9453210126. The cubic root of 1268566794 is about 1082.5246133999.

The spelling of 1268566794 in words is "one billion, two hundred sixty-eight million, five hundred sixty-six thousand, seven hundred ninety-four".