83202261009 has 32 divisors (see below), whose sum is σ = 130278951936. Its totient is φ = 46235033280.

The previous prime is 83202260909. The next prime is 83202261019. The reversal of 83202261009 is 90016220238.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-83202261009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (83202261019) 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, 1516954 + ... + 1570844.

It is an arithmetic number, because the mean of its divisors is an integer number (4071217248).

Almost surely, 2^83202261009 is an apocalyptic number.

It is an amenable number.

83202261009 is a deficient number, since it is larger than the sum of its proper divisors (47076690927).

83202261009 is a wasteful number, since it uses less digits than its factorization.

83202261009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55925.

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

The spelling of 83202261009 in words is "eighty-three billion, two hundred two million, two hundred sixty-one thousand, nine".