42431323054132 has 6 divisors (see below), whose sum is σ = 74254815344738. Its totient is φ = 21215661527064.

The previous prime is 42431323054129. The next prime is 42431323054139. The reversal of 42431323054132 is 23145032313424.

It can be written as a sum of positive squares in only one way, i.e., 42429538329616 + 1784724516 = 6513796^2 + 42246^2 .

It is a super-2 number, since 2×42431323054132² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 42431323054091 and 42431323054100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42431323054139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5303915381763 + ... + 5303915381770.

Almost surely, 2^{42431323054132} is an apocalyptic number.

It is an amenable number.

42431323054132 is a deficient number, since it is larger than the sum of its proper divisors (31823492290606).

42431323054132 is a wasteful number, since it uses less digits than its factorization.

42431323054132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10607830763537 (or 10607830763535 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 37.

Adding to 42431323054132 its reverse (23145032313424), we get a palindrome (65576355367556).

The spelling of 42431323054132 in words is "forty-two trillion, four hundred thirty-one billion, three hundred twenty-three million, fifty-four thousand, one hundred thirty-two".