1166678450046 has 48 divisors (see below), whose sum is σ = 2638113214464. Its totient is φ = 371927259792.

The previous prime is 1166678450027. The next prime is 1166678450053. The reversal of 1166678450046 is 6400548766611.

It is a super-2 number, since 2×1166678450046² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1166678449974 and 1166678450001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2522035 + ... + 2948561.

It is an arithmetic number, because the mean of its divisors is an integer number (54960691968).

Almost surely, 2^{1166678450046} is an apocalyptic number.

1166678450046 is an abundant number, since it is smaller than the sum of its proper divisors (1471434764418).

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

1166678450046 is a wasteful number, since it uses less digits than its factorization.

1166678450046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433165 (or 433162 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 1166678450046 in words is "one trillion, one hundred sixty-six billion, six hundred seventy-eight million, four hundred fifty thousand, forty-six".