42311402320541 has 4 divisors (see below), whose sum is σ = 42530632384572. Its totient is φ = 42092172256512.

The previous prime is 42311402320519. The next prime is 42311402320601. The reversal of 42311402320541 is 14502320411324.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8996226395641 + 33315175924900 = 2999371^2 + 5771930^2 .

It is a cyclic number.

It is not a de Polignac number, because 42311402320541 - 2⁴² = 37913355809437 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42311402320498 and 42311402320507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42311402340541) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109615031726 + ... + 109615032111.

It is an arithmetic number, because the mean of its divisors is an integer number (10632658096143).

Almost surely, 2^{42311402320541} is an apocalyptic number.

It is an amenable number.

42311402320541 is a deficient number, since it is larger than the sum of its proper divisors (219230064031).

42311402320541 is a wasteful number, since it uses less digits than its factorization.

42311402320541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219230064030.

The product of its (nonzero) digits is 23040, while the sum is 32.

Adding to 42311402320541 its reverse (14502320411324), we get a palindrome (56813722731865).

The spelling of 42311402320541 in words is "forty-two trillion, three hundred eleven billion, four hundred two million, three hundred twenty thousand, five hundred forty-one".