42916762281 has 4 divisors (see below), whose sum is σ = 57222349712. Its totient is φ = 28611174852.

The previous prime is 42916762267. The next prime is 42916762289. The reversal of 42916762281 is 18226761924.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 42916762281 - 2⁵ = 42916762249 is a prime.

It is a super-2 number, since 2×42916762281² (a number of 22 digits) contains 22 as substring.

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 42916762281.

It is not an unprimeable number, because it can be changed into a prime (42916762289) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7152793711 + ... + 7152793716.

It is an arithmetic number, because the mean of its divisors is an integer number (14305587428).

Almost surely, 2^42916762281 is an apocalyptic number.

It is an amenable number.

42916762281 is a deficient number, since it is larger than the sum of its proper divisors (14305587431).

42916762281 is a wasteful number, since it uses less digits than its factorization.

42916762281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14305587430.

The product of its digits is 580608, while the sum is 48.

The spelling of 42916762281 in words is "forty-two billion, nine hundred sixteen million, seven hundred sixty-two thousand, two hundred eighty-one".