83124000778677 has 4 divisors (see below), whose sum is σ = 110832001038240. Its totient is φ = 55416000519116.

The previous prime is 83124000778639. The next prime is 83124000778757. The reversal of 83124000778677 is 77687700042138.

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 a cyclic number.

It is not a de Polignac number, because 83124000778677 - 2³⁸ = 82849122871733 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83124000778677.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83124000778177) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13854000129777 + ... + 13854000129782.

It is an arithmetic number, because the mean of its divisors is an integer number (27708000259560).

Almost surely, 2^{83124000778677} is an apocalyptic number.

It is an amenable number.

83124000778677 is a deficient number, since it is larger than the sum of its proper divisors (27708000259563).

83124000778677 is a wasteful number, since it uses less digits than its factorization.

83124000778677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27708000259562.

The product of its (nonzero) digits is 22127616, while the sum is 60.

The spelling of 83124000778677 in words is "eighty-three trillion, one hundred twenty-four billion, seven hundred seventy-eight thousand, six hundred seventy-seven".