44666157 has 16 divisors (see below), whose sum is σ = 63192960. Its totient is φ = 27965952.

The previous prime is 44666143. The next prime is 44666159. The reversal of 44666157 is 75166644.

44666157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 44666157 - 2¹² = 44662061 is a prime.

It is a super-2 number, since 2×44666157² = 3990131162297298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44666159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46393 + ... + 47345.

It is an arithmetic number, because the mean of its divisors is an integer number (3949560).

Almost surely, 2^44666157 is an apocalyptic number.

It is an amenable number.

44666157 is a deficient number, since it is larger than the sum of its proper divisors (18526803).

44666157 is a wasteful number, since it uses less digits than its factorization.

44666157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1892.

The product of its digits is 120960, while the sum is 39.

The square root of 44666157 is about 6683.2744220180. The cubic root of 44666157 is about 354.8075581990.

The spelling of 44666157 in words is "forty-four million, six hundred sixty-six thousand, one hundred fifty-seven".