196457845401 has 6 divisors (see below), whose sum is σ = 283772443370. Its totient is φ = 130971896928.

The previous prime is 196457845391. The next prime is 196457845417. The reversal of 196457845401 is 104548754691.

196457845401 is a `hidden beast` number, since 1 + 9 + 64 + 578 + 4 + 5 + 4 + 0 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 195628405401 + 829440000 = 442299^2 + 28800^2 .

It is not a de Polignac number, because 196457845401 - 2²³ = 196449456793 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (196457845481) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10914324736 + ... + 10914324753.

Almost surely, 2^196457845401 is an apocalyptic number.

It is an amenable number.

196457845401 is a deficient number, since it is larger than the sum of its proper divisors (87314597969).

196457845401 is a wasteful number, since it uses less digits than its factorization.

196457845401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21828649495 (or 21828649492 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 54.

The spelling of 196457845401 in words is "one hundred ninety-six billion, four hundred fifty-seven million, eight hundred forty-five thousand, four hundred one".