1268336011167 has 32 divisors (see below), whose sum is σ = 1961976556800. Its totient is φ = 808770229344.

The previous prime is 1268336011153. The next prime is 1268336011181. The reversal of 1268336011167 is 7611106338621.

1268336011167 is a `hidden beast` number, since 1 + 2 + 6 + 8 + 33 + 601 + 1 + 1 + 6 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (1268336011153) and next prime (1268336011181).

It is a de Polignac number, because none of the positive numbers 2^k-1268336011167 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1268336011147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7485573 + ... + 7653134.

It is an arithmetic number, because the mean of its divisors is an integer number (61311767400).

Almost surely, 2^{1268336011167} is an apocalyptic number.

1268336011167 is a deficient number, since it is larger than the sum of its proper divisors (693640545633).

1268336011167 is a wasteful number, since it uses less digits than its factorization.

1268336011167 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15138852 (or 15138846 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 45.

The spelling of 1268336011167 in words is "one trillion, two hundred sixty-eight billion, three hundred thirty-six million, eleven thousand, one hundred sixty-seven".