83736064441 has 4 divisors (see below), whose sum is σ = 83750665972. Its totient is φ = 83721462912.

The previous prime is 83736064429. The next prime is 83736064459. The reversal of 83736064441 is 14446063738.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8879104441 + 74856960000 = 94229^2 + 273600^2 .

It is a cyclic number.

It is not a de Polignac number, because 83736064441 - 2²³ = 83727675833 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 83736064391 and 83736064400.

It is not an unprimeable number, because it can be changed into a prime (83736064421) 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 3 ways as a sum of consecutive naturals, for example, 7292160 + ... + 7303633.

It is an arithmetic number, because the mean of its divisors is an integer number (20937666493).

Almost surely, 2^83736064441 is an apocalyptic number.

It is an amenable number.

83736064441 is a deficient number, since it is larger than the sum of its proper divisors (14601531).

83736064441 is a wasteful number, since it uses less digits than its factorization.

83736064441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14601530.

The product of its (nonzero) digits is 1161216, while the sum is 46.

The spelling of 83736064441 in words is "eighty-three billion, seven hundred thirty-six million, sixty-four thousand, four hundred forty-one".