43997313962226 has 32 divisors (see below), whose sum is σ = 88088215235328. Its totient is φ = 14650175854080.

The previous prime is 43997313962219. The next prime is 43997313962233. The reversal of 43997313962226 is 62226931379934.

It is an interprime number because it is at equal distance from previous prime (43997313962219) and next prime (43997313962233).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74092290 + ... + 74683746.

It is an arithmetic number, because the mean of its divisors is an integer number (2752756726104).

Almost surely, 2^{43997313962226} is an apocalyptic number.

43997313962226 is an abundant number, since it is smaller than the sum of its proper divisors (44090901273102).

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

43997313962226 is a wasteful number, since it uses less digits than its factorization.

43997313962226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604626.

The product of its digits is 158723712, while the sum is 66.

The spelling of 43997313962226 in words is "forty-three trillion, nine hundred ninety-seven billion, three hundred thirteen million, nine hundred sixty-two thousand, two hundred twenty-six".