193971960001 has 16 divisors (see below), whose sum is σ = 200799532800. Its totient is φ = 187284279168.

The previous prime is 193971959963. The next prime is 193971960019. The reversal of 193971960001 is 100069179391.

It is a cyclic number.

It is not a de Polignac number, because 193971960001 - 2²³ = 193963571393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (193971960071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 935155 + ... + 1123591.

It is an arithmetic number, because the mean of its divisors is an integer number (12549970800).

Almost surely, 2^193971960001 is an apocalyptic number.

It is an amenable number.

193971960001 is a deficient number, since it is larger than the sum of its proper divisors (6827572799).

193971960001 is a wasteful number, since it uses less digits than its factorization.

193971960001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188808.

The product of its (nonzero) digits is 91854, while the sum is 46.

The spelling of 193971960001 in words is "one hundred ninety-three billion, nine hundred seventy-one million, nine hundred sixty thousand, one".