83078645061875 has 10 divisors (see below), whose sum is σ = 103815074870100. Its totient is φ = 66462916049000.

The previous prime is 83078645061817. The next prime is 83078645061941. The reversal of 83078645061875 is 57816054687038.

It is not a de Polignac number, because 83078645061875 - 2³² = 83074350094579 is a prime.

It is a super-2 number, since 2×83078645061875² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 66462915425 + ... + 66462916674.

It is an arithmetic number, because the mean of its divisors is an integer number (10381507487010).

Almost surely, 2^{83078645061875} is an apocalyptic number.

83078645061875 is a deficient number, since it is larger than the sum of its proper divisors (20736429808225).

83078645061875 is an equidigital number, since it uses as much as digits as its factorization.

83078645061875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132925832119 (or 132925832104 counting only the distinct ones).

The product of its (nonzero) digits is 270950400, while the sum is 68.

The spelling of 83078645061875 in words is "eighty-three trillion, seventy-eight billion, six hundred forty-five million, sixty-one thousand, eight hundred seventy-five".