195641514722 has 24 divisors (see below), whose sum is σ = 314721542016. Its totient is φ = 91038795408.

The previous prime is 195641514659. The next prime is 195641514727. The reversal of 195641514722 is 227415146591.

It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (195641514727) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1490378 + ... + 1616325.

It is an arithmetic number, because the mean of its divisors is an integer number (13113397584).

Almost surely, 2^195641514722 is an apocalyptic number.

195641514722 is a deficient number, since it is larger than the sum of its proper divisors (119080027294).

195641514722 is a wasteful number, since it uses less digits than its factorization.

195641514722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3106802 (or 3106765 counting only the distinct ones).

The product of its digits is 604800, while the sum is 47.

The spelling of 195641514722 in words is "one hundred ninety-five billion, six hundred forty-one million, five hundred fourteen thousand, seven hundred twenty-two".