42731581322 has 8 divisors (see below), whose sum is σ = 64455458400. Its totient is φ = 21246428524.

The previous prime is 42731581283. The next prime is 42731581349. The reversal of 42731581322 is 22318513724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59680622 + ... + 59681337.

It is an arithmetic number, because the mean of its divisors is an integer number (8056932300).

Almost surely, 2^42731581322 is an apocalyptic number.

42731581322 is a deficient number, since it is larger than the sum of its proper divisors (21723877078).

42731581322 is a wasteful number, since it uses less digits than its factorization.

42731581322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 119362140.

The product of its digits is 80640, while the sum is 38.

The spelling of 42731581322 in words is "forty-two billion, seven hundred thirty-one million, five hundred eighty-one thousand, three hundred twenty-two".