43222642347 has 64 divisors (see below), whose sum is σ = 64886976000. Its totient is φ = 25474756608.

The previous prime is 43222642339. The next prime is 43222642367. The reversal of 43222642347 is 74324622234.

It is a happy number.

It is not a de Polignac number, because 43222642347 - 2³ = 43222642339 is a prime.

It is a super-2 number, since 2×43222642347² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43222642367) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6891529 + ... + 6897797.

It is an arithmetic number, because the mean of its divisors is an integer number (1013859000).

Almost surely, 2^43222642347 is an apocalyptic number.

43222642347 is a deficient number, since it is larger than the sum of its proper divisors (21664333653).

43222642347 is a wasteful number, since it uses less digits than its factorization.

43222642347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6460.

The product of its digits is 387072, while the sum is 39.

The spelling of 43222642347 in words is "forty-three billion, two hundred twenty-two million, six hundred forty-two thousand, three hundred forty-seven".