1266916607094 has 32 divisors (see below), whose sum is σ = 2667247954560. Its totient is φ = 400070664000.

The previous prime is 1266916607071. The next prime is 1266916607101. The reversal of 1266916607094 is 4907066196621.

It is a super-2 number, since 2×1266916607094² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7828194 + ... + 7988394.

It is an arithmetic number, because the mean of its divisors is an integer number (83351498580).

Almost surely, 2^{1266916607094} is an apocalyptic number.

1266916607094 is an abundant number, since it is smaller than the sum of its proper divisors (1400331347466).

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

1266916607094 is a wasteful number, since it uses less digits than its factorization.

1266916607094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229596.

The product of its (nonzero) digits is 5878656, while the sum is 57.

The spelling of 1266916607094 in words is "one trillion, two hundred sixty-six billion, nine hundred sixteen million, six hundred seven thousand, ninety-four".