83740916619 has 6 divisors (see below), whose sum is σ = 120959101796. Its totient is φ = 55827277740.

The previous prime is 83740916561. The next prime is 83740916639. The reversal of 83740916619 is 91661904738.

83740916619 is a `hidden beast` number, since 8 + 3 + 7 + 4 + 0 + 9 + 16 + 619 = 666.

It is not a de Polignac number, because 83740916619 - 2¹⁹ = 83740392331 is a prime.

It is a super-2 number, since 2×83740916619² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83740916639) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4652273137 + ... + 4652273154.

Almost surely, 2^83740916619 is an apocalyptic number.

83740916619 is a deficient number, since it is larger than the sum of its proper divisors (37218185177).

83740916619 is a wasteful number, since it uses less digits than its factorization.

83740916619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9304546297 (or 9304546294 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 54.

The spelling of 83740916619 in words is "eighty-three billion, seven hundred forty million, nine hundred sixteen thousand, six hundred nineteen".