42343211522 has 8 divisors (see below), whose sum is σ = 63516184572. Its totient is φ = 21171150000.

The previous prime is 42343211497. The next prime is 42343211557. The reversal of 42343211522 is 22511234324.

It can be written as a sum of positive squares in 2 ways, for example, as 39216276961 + 3126934561 = 198031^2 + 55919^2 .

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, 96629 + ... + 306632.

Almost surely, 2^42343211522 is an apocalyptic number.

42343211522 is a deficient number, since it is larger than the sum of its proper divisors (21172973050).

42343211522 is a wasteful number, since it uses less digits than its factorization.

42343211522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 455764.

The product of its digits is 11520, while the sum is 29.

Adding to 42343211522 its reverse (22511234324), we get a palindrome (64854445846).

The spelling of 42343211522 in words is "forty-two billion, three hundred forty-three million, two hundred eleven thousand, five hundred twenty-two".