42431054312 has 8 divisors (see below), whose sum is σ = 79558226850. Its totient is φ = 21215527152.

The previous prime is 42431054299. The next prime is 42431054321. The reversal of 42431054312 is 21345013424.

It can be written as a sum of positive squares in only one way, i.e., 33868513156 + 8562541156 = 184034^2 + 92534^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2651940887 + ... + 2651940902.

Almost surely, 2^42431054312 is an apocalyptic number.

It is an amenable number.

42431054312 is a deficient number, since it is larger than the sum of its proper divisors (37127172538).

42431054312 is a wasteful number, since it uses less digits than its factorization.

42431054312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5303881795 (or 5303881791 counting only the distinct ones).

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

Adding to 42431054312 its reverse (21345013424), we get a palindrome (63776067736).

The spelling of 42431054312 in words is "forty-two billion, four hundred thirty-one million, fifty-four thousand, three hundred twelve".