42719987211 has 8 divisors (see below), whose sum is σ = 62138163264. Its totient is φ = 25890901320.

The previous prime is 42719987209. The next prime is 42719987237. The reversal of 42719987211 is 11278991724.

42719987211 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 42719987211 - 2¹ = 42719987209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (42719987251) 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, 647272501 + ... + 647272566.

It is an arithmetic number, because the mean of its divisors is an integer number (7767270408).

Almost surely, 2^42719987211 is an apocalyptic number.

42719987211 is a deficient number, since it is larger than the sum of its proper divisors (19418176053).

42719987211 is a wasteful number, since it uses less digits than its factorization.

42719987211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294545081.

The product of its digits is 508032, while the sum is 51.

The spelling of 42719987211 in words is "forty-two billion, seven hundred nineteen million, nine hundred eighty-seven thousand, two hundred eleven".