1166223407874 has 64 divisors (see below), whose sum is σ = 2692733362176. Its totient is φ = 329824592064.

The previous prime is 1166223407863. The next prime is 1166223407893. The reversal of 1166223407874 is 4787043226611.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9834624 + ... + 9952500.

It is an arithmetic number, because the mean of its divisors is an integer number (42073958784).

Almost surely, 2^{1166223407874} is an apocalyptic number.

1166223407874 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1166223407874 is an abundant number, since it is smaller than the sum of its proper divisors (1526509954302).

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

1166223407874 is a wasteful number, since it uses less digits than its factorization.

1166223407874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120279.

The product of its (nonzero) digits is 2709504, while the sum is 51.

The spelling of 1166223407874 in words is "one trillion, one hundred sixty-six billion, two hundred twenty-three million, four hundred seven thousand, eight hundred seventy-four".