42351311332 has 48 divisors (see below), whose sum is σ = 83098229760. Its totient is φ = 18716659200.

The previous prime is 42351311309. The next prime is 42351311377. The reversal of 42351311332 is 23311315324.

It is a super-2 number, since 2×42351311332² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 42351311332.

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, 2415357 + ... + 2432827.

It is an arithmetic number, because the mean of its divisors is an integer number (1731213120).

Almost surely, 2^42351311332 is an apocalyptic number.

It is an amenable number.

42351311332 is a deficient number, since it is larger than the sum of its proper divisors (40746918428).

42351311332 is a wasteful number, since it uses less digits than its factorization.

42351311332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19012 (or 19010 counting only the distinct ones).

The product of its digits is 6480, while the sum is 28.

Adding to 42351311332 its reverse (23311315324), we get a palindrome (65662626656).

The spelling of 42351311332 in words is "forty-two billion, three hundred fifty-one million, three hundred eleven thousand, three hundred thirty-two".