83790886689375 has 20 divisors (see below), whose sum is σ = 139606789345848. Its totient is φ = 44688472900000.

The previous prime is 83790886689371. The next prime is 83790886689439. The reversal of 83790886689375 is 57398668809738.

It is not a de Polignac number, because 83790886689375 - 2² = 83790886689371 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 83790886689291 and 83790886689300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83790886689371) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 22344234576 + ... + 22344238325.

Almost surely, 2^{83790886689375} is an apocalyptic number.

83790886689375 is a deficient number, since it is larger than the sum of its proper divisors (55815902656473).

83790886689375 is an equidigital number, since it uses as much as digits as its factorization.

83790886689375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44688472924 (or 44688472909 counting only the distinct ones).

The product of its (nonzero) digits is 26336378880, while the sum is 87.

The spelling of 83790886689375 in words is "eighty-three trillion, seven hundred ninety billion, eight hundred eighty-six million, six hundred eighty-nine thousand, three hundred seventy-five".