42063233761 has 8 divisors (see below), whose sum is σ = 42484037544. Its totient is φ = 41642515200.

The previous prime is 42063233699. The next prime is 42063233789. The reversal of 42063233761 is 16733236024.

It can be written as a sum of positive squares in 4 ways, for example, as 4303360000 + 37759873761 = 65600^2 + 194319^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42063233761 - 2¹⁷ = 42063102689 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 42063233761.

It is not an unprimeable number, because it can be changed into a prime (42063239761) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1533015 + ... + 1560211.

It is an arithmetic number, because the mean of its divisors is an integer number (5310504693).

Almost surely, 2^42063233761 is an apocalyptic number.

It is an amenable number.

42063233761 is a deficient number, since it is larger than the sum of its proper divisors (420803783).

42063233761 is a wasteful number, since it uses less digits than its factorization.

42063233761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42611.

The product of its (nonzero) digits is 108864, while the sum is 37.

Adding to 42063233761 its reverse (16733236024), we get a palindrome (58796469785).

The spelling of 42063233761 in words is "forty-two billion, sixty-three million, two hundred thirty-three thousand, seven hundred sixty-one".