83146727258642 has 16 divisors (see below), whose sum is σ = 125594293841280. Its totient is φ = 41282972701152.

The previous prime is 83146727258597. The next prime is 83146727258657. The reversal of 83146727258642 is 24685272764138.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 252349142 + ... + 252678417.

It is an arithmetic number, because the mean of its divisors is an integer number (7849643365080).

Almost surely, 2^{83146727258642} is an apocalyptic number.

83146727258642 is a deficient number, since it is larger than the sum of its proper divisors (42447566582638).

83146727258642 is a wasteful number, since it uses less digits than its factorization.

83146727258642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505028137.

The product of its digits is 216760320, while the sum is 65.

The spelling of 83146727258642 in words is "eighty-three trillion, one hundred forty-six billion, seven hundred twenty-seven million, two hundred fifty-eight thousand, six hundred forty-two".