440166238862 has 16 divisors (see below), whose sum is σ = 758521331712. Its totient is φ = 187655014680.

The previous prime is 440166238823. The next prime is 440166238877. The reversal of 440166238862 is 268832661044.

It is a self number, because there is not a number n which added to its sum of digits gives 440166238862.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82302158 + ... + 82307505.

It is an arithmetic number, because the mean of its divisors is an integer number (47407583232).

Almost surely, 2^440166238862 is an apocalyptic number.

440166238862 is a deficient number, since it is larger than the sum of its proper divisors (318355092850).

440166238862 is a wasteful number, since it uses less digits than its factorization.

440166238862 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164609863.

The product of its (nonzero) digits is 2654208, while the sum is 50.

The spelling of 440166238862 in words is "four hundred forty billion, one hundred sixty-six million, two hundred thirty-eight thousand, eight hundred sixty-two".