83773400707065 has 32 divisors (see below), whose sum is σ = 134645255372160. Its totient is φ = 44476635024896.

The previous prime is 83773400707063. The next prime is 83773400707067. The reversal of 83773400707065 is 56070700437738.

It is an interprime number because it is at equal distance from previous prime (83773400707063) and next prime (83773400707067).

It is a cyclic number.

It is not a de Polignac number, because 83773400707065 - 2¹ = 83773400707063 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 83773400706996 and 83773400707014.

It is not an unprimeable number, because it can be changed into a prime (83773400707063) 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, 11570239 + ... + 17361371.

It is an arithmetic number, because the mean of its divisors is an integer number (4207664230380).

Almost surely, 2^{83773400707065} is an apocalyptic number.

It is an amenable number.

83773400707065 is a deficient number, since it is larger than the sum of its proper divisors (50871854665095).

83773400707065 is a wasteful number, since it uses less digits than its factorization.

83773400707065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5795513.

The product of its (nonzero) digits is 20744640, while the sum is 57.

The spelling of 83773400707065 in words is "eighty-three trillion, seven hundred seventy-three billion, four hundred million, seven hundred seven thousand, sixty-five".