83640009132611 has 8 divisors (see below), whose sum is σ = 83661682980480. Its totient is φ = 83618336685312.

The previous prime is 83640009132601. The next prime is 83640009132629. The reversal of 83640009132611 is 11623190004638.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 83640009132611 - 2²² = 83640004938307 is a prime.

It is a super-2 number, since 2×83640009132611² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83640009132601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124870145 + ... + 125538173.

It is an arithmetic number, because the mean of its divisors is an integer number (10457710372560).

Almost surely, 2^{83640009132611} is an apocalyptic number.

83640009132611 is a deficient number, since it is larger than the sum of its proper divisors (21673847869).

83640009132611 is a wasteful number, since it uses less digits than its factorization.

83640009132611 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700285.

The product of its (nonzero) digits is 186624, while the sum is 44.

The spelling of 83640009132611 in words is "eighty-three trillion, six hundred forty billion, nine million, one hundred thirty-two thousand, six hundred eleven".