43872644874226 has 48 divisors (see below), whose sum is σ = 79974831202560. Its totient is φ = 17976798473760.

The previous prime is 43872644874211. The next prime is 43872644874281. The reversal of 43872644874226 is 62247844627834.

It is a happy number.

It is a super-3 number, since 3×43872644874226³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86743581 + ... + 87247888.

It is an arithmetic number, because the mean of its divisors is an integer number (1666142316720).

Almost surely, 2^{43872644874226} is an apocalyptic number.

43872644874226 is a deficient number, since it is larger than the sum of its proper divisors (36102186328334).

43872644874226 is a wasteful number, since it uses less digits than its factorization.

43872644874226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173991599 (or 173991592 counting only the distinct ones).

The product of its digits is 693633024, while the sum is 67.

The spelling of 43872644874226 in words is "forty-three trillion, eight hundred seventy-two billion, six hundred forty-four million, eight hundred seventy-four thousand, two hundred twenty-six".