196657930037 has 8 divisors (see below), whose sum is σ = 198479897880. Its totient is φ = 194836285440.

The previous prime is 196657930013. The next prime is 196657930127. The reversal of 196657930037 is 730039756691.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 27067159441 + 169590770596 = 164521^2 + 411814^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 196657930037 - 2²⁰ = 196656881461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196657933037) 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, 1241237 + ... + 1390677.

It is an arithmetic number, because the mean of its divisors is an integer number (24809987235).

Almost surely, 2^196657930037 is an apocalyptic number.

It is an amenable number.

196657930037 is a deficient number, since it is larger than the sum of its proper divisors (1821967843).

196657930037 is a wasteful number, since it uses less digits than its factorization.

196657930037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161623.

The product of its (nonzero) digits is 6429780, while the sum is 56.

The spelling of 196657930037 in words is "one hundred ninety-six billion, six hundred fifty-seven million, nine hundred thirty thousand, thirty-seven".