197962947699 has 24 divisors (see below), whose sum is σ = 290605808640. Its totient is φ = 119779754160.

The previous prime is 197962947697. The next prime is 197962947733. The reversal of 197962947699 is 996749269791.

It is not a de Polignac number, because 197962947699 - 2¹ = 197962947697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (197962947691) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 228879 + ... + 669560.

It is an arithmetic number, because the mean of its divisors is an integer number (12108575360).

Almost surely, 2^197962947699 is an apocalyptic number.

197962947699 is a deficient number, since it is larger than the sum of its proper divisors (92642860941).

197962947699 is a wasteful number, since it uses less digits than its factorization.

197962947699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 899071 (or 899060 counting only the distinct ones).

The product of its digits is 833299488, while the sum is 78.

The spelling of 197962947699 in words is "one hundred ninety-seven billion, nine hundred sixty-two million, nine hundred forty-seven thousand, six hundred ninety-nine".