83246512947 has 8 divisors (see below), whose sum is σ = 119533454544. Its totient is φ = 51228623328.

The previous prime is 83246512939. The next prime is 83246512949. The reversal of 83246512947 is 74921564238.

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

It is not a de Polignac number, because 83246512947 - 2³ = 83246512939 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 83246512947.

It is not an unprimeable number, because it can be changed into a prime (83246512949) 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, 1067262948 + ... + 1067263025.

It is an arithmetic number, because the mean of its divisors is an integer number (14941681818).

Almost surely, 2^83246512947 is an apocalyptic number.

83246512947 is a deficient number, since it is larger than the sum of its proper divisors (36286941597).

83246512947 is a wasteful number, since it uses less digits than its factorization.

83246512947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2134525989.

The product of its digits is 2903040, while the sum is 51.

The spelling of 83246512947 in words is "eighty-three billion, two hundred forty-six million, five hundred twelve thousand, nine hundred forty-seven".