2154046224166 has 12 divisors (see below), whose sum is σ = 3320755706268. Its totient is φ = 1047914377992.

The previous prime is 2154046224149. The next prime is 2154046224167. The reversal of 2154046224166 is 6614226404512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2154046224167) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 393358516 + ... + 393363991.

It is an arithmetic number, because the mean of its divisors is an integer number (276729642189).

Almost surely, 2^{2154046224166} is an apocalyptic number.

2154046224166 is a deficient number, since it is larger than the sum of its proper divisors (1166709482102).

2154046224166 is an equidigital number, since it uses as much as digits as its factorization.

2154046224166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 786722583 (or 786722546 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 43.

The spelling of 2154046224166 in words is "two trillion, one hundred fifty-four billion, forty-six million, two hundred twenty-four thousand, one hundred sixty-six".