196500557722 has 32 divisors (see below), whose sum is σ = 341593915392. Its totient is φ = 83038710384.

The previous prime is 196500557711. The next prime is 196500557731. The reversal of 196500557722 is 227755005691.

It is a super-2 number, since 2×196500557722² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 49198 + ... + 628825.

It is an arithmetic number, because the mean of its divisors is an integer number (10674809856).

Almost surely, 2^196500557722 is an apocalyptic number.

196500557722 is a deficient number, since it is larger than the sum of its proper divisors (145093357670).

196500557722 is a wasteful number, since it uses less digits than its factorization.

196500557722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 678322.

The product of its (nonzero) digits is 1323000, while the sum is 49.

The spelling of 196500557722 in words is "one hundred ninety-six billion, five hundred million, five hundred fifty-seven thousand, seven hundred twenty-two".