11166667833450 has 24 divisors (see below), whose sum is σ = 27693336227328. Its totient is φ = 2977778088880.

The previous prime is 11166667833443. The next prime is 11166667833457. The reversal of 11166667833450 is 5433876666111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (11166667833443) and next prime (11166667833457).

It is not an unprimeable number, because it can be changed into a prime (11166667833457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37222225962 + ... + 37222226261.

It is an arithmetic number, because the mean of its divisors is an integer number (1153889009472).

Almost surely, 2^{11166667833450} is an apocalyptic number.

11166667833450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11166667833450 is an abundant number, since it is smaller than the sum of its proper divisors (16526668393878).

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

11166667833450 is a wasteful number, since it uses less digits than its factorization.

11166667833450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74444452238 (or 74444452233 counting only the distinct ones).

The product of its (nonzero) digits is 13063680, while the sum is 57.

The spelling of 11166667833450 in words is "eleven trillion, one hundred sixty-six billion, six hundred sixty-seven million, eight hundred thirty-three thousand, four hundred fifty".