42276191919 has 16 divisors (see below), whose sum is σ = 60733122912. Its totient is φ = 26003755008.

The previous prime is 42276191917. The next prime is 42276191959. The reversal of 42276191919 is 91919167224.

It is not a de Polignac number, because 42276191919 - 2¹ = 42276191917 is a prime.

It is a super-2 number, since 2×42276191919² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42276191917) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 174102 + ... + 338915.

It is an arithmetic number, because the mean of its divisors is an integer number (3795820182).

Almost surely, 2^42276191919 is an apocalyptic number.

42276191919 is a deficient number, since it is larger than the sum of its proper divisors (18456930993).

42276191919 is a wasteful number, since it uses less digits than its factorization.

42276191919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515146.

The product of its digits is 489888, while the sum is 51.

The spelling of 42276191919 in words is "forty-two billion, two hundred seventy-six million, one hundred ninety-one thousand, nine hundred nineteen".