43626896864356 has 27 divisors (see below), whose sum is σ = 82672004249163. Its totient is φ = 20135411599680.

The previous prime is 43626896864351. The next prime is 43626896864429. The reversal of 43626896864356 is 65346869862634.

The square root of 43626896864356 is 6605066.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 4 ways, for example, as 5851319102500 + 37775577761856 = 2418950^2 + 6146184^2 .

It is a super-2 number, since 2×43626896864356² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43626896864351) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 171604696 + ... + 171858736.

Almost surely, 2^{43626896864356} is an apocalyptic number.

43626896864356 is the 6605066-th square number.

It is an amenable number.

43626896864356 is a deficient number, since it is larger than the sum of its proper divisors (39045107384807).

43626896864356 is an frugal number, since it uses more digits than its factorization.

43626896864356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 508112 (or 254056 counting only the distinct ones).

The product of its digits is 6449725440, while the sum is 76.

The spelling of 43626896864356 in words is "forty-three trillion, six hundred twenty-six billion, eight hundred ninety-six million, eight hundred sixty-four thousand, three hundred fifty-six".