83126000661 has 36 divisors (see below), whose sum is σ = 122660784288. Its totient is φ = 50034956400.

The previous prime is 83126000653. The next prime is 83126000717. The reversal of 83126000661 is 16600062138.

It is not a de Polignac number, because 83126000661 - 2³ = 83126000653 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83126000641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 70986606 + ... + 70987776.

It is an arithmetic number, because the mean of its divisors is an integer number (3407244008).

Almost surely, 2^83126000661 is an apocalyptic number.

It is an amenable number.

83126000661 is a deficient number, since it is larger than the sum of its proper divisors (39534783627).

83126000661 is a wasteful number, since it uses less digits than its factorization.

83126000661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2534 (or 1352 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 33.

Adding to 83126000661 its reverse (16600062138), we get a palindrome (99726062799).

The spelling of 83126000661 in words is "eighty-three billion, one hundred twenty-six million, six hundred sixty-one", and thus it is an aban number.