195880040202 has 128 divisors (see below), whose sum is σ = 517439674368. Its totient is φ = 47859148800.

The previous prime is 195880040183. The next prime is 195880040221. The reversal of 195880040202 is 202040088591.

It is an interprime number because it is at equal distance from previous prime (195880040183) and next prime (195880040221).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 17296702 + ... + 17308022.

It is an arithmetic number, because the mean of its divisors is an integer number (4042497456).

Almost surely, 2^195880040202 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 195880040202, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (258719837184).

195880040202 is an abundant number, since it is smaller than the sum of its proper divisors (321559634166).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195880040202 is a wasteful number, since it uses less digits than its factorization.

195880040202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13564.

The product of its (nonzero) digits is 46080, while the sum is 39.

The spelling of 195880040202 in words is "one hundred ninety-five billion, eight hundred eighty million, forty thousand, two hundred two".