1266502233087 has 48 divisors (see below), whose sum is σ = 2253770588160. Its totient is φ = 667389105216.

The previous prime is 1266502233049. The next prime is 1266502233127. The reversal of 1266502233087 is 7803322056621.

1266502233087 is a `hidden beast` number, since 1 + 2 + 66 + 502 + 2 + 3 + 3 + 0 + 87 = 666.

It is not a de Polignac number, because 1266502233087 - 2⁶ = 1266502233023 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1266502223087) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 75778 + ... + 1593344.

It is an arithmetic number, because the mean of its divisors is an integer number (46953553920).

Almost surely, 2^{1266502233087} is an apocalyptic number.

1266502233087 is a deficient number, since it is larger than the sum of its proper divisors (987268355073).

1266502233087 is a wasteful number, since it uses less digits than its factorization.

1266502233087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1518612 (or 1518609 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 45.

The spelling of 1266502233087 in words is "one trillion, two hundred sixty-six billion, five hundred two million, two hundred thirty-three thousand, eighty-seven".