83661700202 has 16 divisors (see below), whose sum is σ = 127561454592. Its totient is φ = 41141340720.

The previous prime is 83661700189. The next prime is 83661700207. The reversal of 83661700202 is 20200716638.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (83661700207) 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, 1701203 + ... + 1749689.

It is an arithmetic number, because the mean of its divisors is an integer number (7972590912).

Almost surely, 2^83661700202 is an apocalyptic number.

83661700202 is a deficient number, since it is larger than the sum of its proper divisors (43899754390).

83661700202 is a wasteful number, since it uses less digits than its factorization.

83661700202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62693.

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 83661700202 in words is "eighty-three billion, six hundred sixty-one million, seven hundred thousand, two hundred two".