83066949678783 has 16 divisors (see below), whose sum is σ = 126582900238080. Its totient is φ = 47465069186496.

The previous prime is 83066949678743. The next prime is 83066949678793. The reversal of 83066949678783 is 38787694966038.

It is not a de Polignac number, because 83066949678783 - 2⁸ = 83066949678527 is a prime.

It is a super-2 number, since 2×83066949678783² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 83066949678696 and 83066949678705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83066949678743) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 72719838 + ... + 73853291.

It is an arithmetic number, because the mean of its divisors is an integer number (7911431264880).

Almost surely, 2^{83066949678783} is an apocalyptic number.

83066949678783 is a deficient number, since it is larger than the sum of its proper divisors (43515950559297).

83066949678783 is a wasteful number, since it uses less digits than its factorization.

83066949678783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146600126.

The product of its (nonzero) digits is 15801827328, while the sum is 84.

The spelling of 83066949678783 in words is "eighty-three trillion, sixty-six billion, nine hundred forty-nine million, six hundred seventy-eight thousand, seven hundred eighty-three".