189607968603 has 6 divisors (see below), whose sum is σ = 273878176884. Its totient is φ = 126405312396.

The previous prime is 189607968601. The next prime is 189607968607. The reversal of 189607968603 is 306869706981.

189607968603 is a `hidden beast` number, since 18 + 9 + 6 + 0 + 7 + 9 + 6 + 8 + 603 = 666.

It is not a de Polignac number, because 189607968603 - 2¹ = 189607968601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (189607968601) 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, 10533776025 + ... + 10533776042.

It is an arithmetic number, because the mean of its divisors is an integer number (45646362814).

Almost surely, 2^189607968603 is an apocalyptic number.

189607968603 is a deficient number, since it is larger than the sum of its proper divisors (84270208281).

189607968603 is a wasteful number, since it uses less digits than its factorization.

189607968603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21067552073 (or 21067552070 counting only the distinct ones).

The product of its (nonzero) digits is 23514624, while the sum is 63.

The spelling of 189607968603 in words is "one hundred eighty-nine billion, six hundred seven million, nine hundred sixty-eight thousand, six hundred three".