4457528026166 has 4 divisors (see below), whose sum is σ = 6686292039252. Its totient is φ = 2228764013082.

The previous prime is 4457528026139. The next prime is 4457528026183. The reversal of 4457528026166 is 6616208257544.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×4457528026166² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1114382006540 + ... + 1114382006543.

It is an arithmetic number, because the mean of its divisors is an integer number (1671573009813).

Almost surely, 2^{4457528026166} is an apocalyptic number.

4457528026166 is a deficient number, since it is larger than the sum of its proper divisors (2228764013086).

4457528026166 is a wasteful number, since it uses less digits than its factorization.

4457528026166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2228764013085.

The product of its (nonzero) digits is 19353600, while the sum is 56.

The spelling of 4457528026166 in words is "four trillion, four hundred fifty-seven billion, five hundred twenty-eight million, twenty-six thousand, one hundred sixty-six".