4457940166 has 8 divisors (see below), whose sum is σ = 6693660864. Its totient is φ = 2226719880.

The previous prime is 4457940139. The next prime is 4457940167. The reversal of 4457940166 is 6610497544.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4457940166² = 39746461047272215112, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4457940167) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1122625 + ... + 1126588.

It is an arithmetic number, because the mean of its divisors is an integer number (836707608).

Almost surely, 2^4457940166 is an apocalyptic number.

4457940166 is a deficient number, since it is larger than the sum of its proper divisors (2235720698).

4457940166 is a wasteful number, since it uses less digits than its factorization.

4457940166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2250206.

The product of its (nonzero) digits is 725760, while the sum is 46.

The square root of 4457940166 is about 66767.8078567808. The cubic root of 4457940166 is about 1645.8038668618.

The spelling of 4457940166 in words is "four billion, four hundred fifty-seven million, nine hundred forty thousand, one hundred sixty-six".