44145989086 has 8 divisors (see below), whose sum is σ = 66334955544. Its totient is φ = 22034337240.

The previous prime is 44145989047. The next prime is 44145989093. The reversal of 44145989086 is 68098954144.

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

It is a super-2 number, since 2×44145989086² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 44145989086.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19327225 + ... + 19329508.

It is an arithmetic number, because the mean of its divisors is an integer number (8291869443).

Almost surely, 2^44145989086 is an apocalyptic number.

44145989086 is a deficient number, since it is larger than the sum of its proper divisors (22188966458).

44145989086 is a wasteful number, since it uses less digits than its factorization.

44145989086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38657306.

The product of its (nonzero) digits is 9953280, while the sum is 58.

The spelling of 44145989086 in words is "forty-four billion, one hundred forty-five million, nine hundred eighty-nine thousand, eighty-six".