44006663656198 has 24 divisors (see below), whose sum is σ = 70148223801000. Its totient is φ = 20701079950848.

The previous prime is 44006663656183. The next prime is 44006663656199. The reversal of 44006663656198 is 89165636660044.

It is a happy number.

It is a super-2 number, since 2×44006663656198² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44006663656199) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13083048 + ... + 16099051.

It is an arithmetic number, because the mean of its divisors is an integer number (2922842658375).

Almost surely, 2^{44006663656198} is an apocalyptic number.

44006663656198 is a deficient number, since it is larger than the sum of its proper divisors (26141560144802).

44006663656198 is a wasteful number, since it uses less digits than its factorization.

44006663656198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29184744 (or 29184727 counting only the distinct ones).

The product of its (nonzero) digits is 134369280, while the sum is 64.

The spelling of 44006663656198 in words is "forty-four trillion, six billion, six hundred sixty-three million, six hundred fifty-six thousand, one hundred ninety-eight".