83265956817 has 32 divisors (see below), whose sum is σ = 118172307456. Its totient is φ = 52071115200.

The previous prime is 83265956779. The next prime is 83265956819. The reversal of 83265956817 is 71865956238.

It is not a de Polignac number, because 83265956817 - 2⁷ = 83265956689 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83265956819) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 307342 + ... + 510872.

It is an arithmetic number, because the mean of its divisors is an integer number (3692884608).

Almost surely, 2^83265956817 is an apocalyptic number.

It is an amenable number.

83265956817 is a deficient number, since it is larger than the sum of its proper divisors (34906350639).

83265956817 is a wasteful number, since it uses less digits than its factorization.

83265956817 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203701.

The product of its digits is 21772800, while the sum is 60.

The spelling of 83265956817 in words is "eighty-three billion, two hundred sixty-five million, nine hundred fifty-six thousand, eight hundred seventeen".