44164170642 has 32 divisors (see below), whose sum is σ = 89811009792. Its totient is φ = 14475084624.

The previous prime is 44164170641. The next prime is 44164170671. The reversal of 44164170642 is 24607146144.

It is a self number, because there is not a number n which added to its sum of digits gives 44164170642.

It is not an unprimeable number, because it can be changed into a prime (44164170641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 119473 + ... + 320315.

It is an arithmetic number, because the mean of its divisors is an integer number (2806594056).

Almost surely, 2^44164170642 is an apocalyptic number.

44164170642 is an abundant number, since it is smaller than the sum of its proper divisors (45646839150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44164170642 is a wasteful number, since it uses less digits than its factorization.

44164170642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201462.

The product of its (nonzero) digits is 129024, while the sum is 39.

The spelling of 44164170642 in words is "forty-four billion, one hundred sixty-four million, one hundred seventy thousand, six hundred forty-two".