42916263869 has 4 divisors (see below), whose sum is σ = 42918039420. Its totient is φ = 42914488320.

The previous prime is 42916263839. The next prime is 42916263883. The reversal of 42916263869 is 96836261924.

It is a happy number.

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 38876008900 + 4040254969 = 197170^2 + 63563^2 .

It is a cyclic number.

It is not a de Polignac number, because 42916263869 - 2⁸ = 42916263613 is a prime.

It is a super-2 number, since 2×42916263869² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42916263839) 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, 851012 + ... + 900029.

It is an arithmetic number, because the mean of its divisors is an integer number (10729509855).

Almost surely, 2^42916263869 is an apocalyptic number.

It is an amenable number.

42916263869 is a deficient number, since it is larger than the sum of its proper divisors (1775551).

42916263869 is a wasteful number, since it uses less digits than its factorization.

42916263869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1775550.

The product of its digits is 6718464, while the sum is 56.

The spelling of 42916263869 in words is "forty-two billion, nine hundred sixteen million, two hundred sixty-three thousand, eight hundred sixty-nine".