196906477834 has 16 divisors (see below), whose sum is σ = 333321311520. Its totient is φ = 86416635760.

The previous prime is 196906477741. The next prime is 196906477841. The reversal of 196906477834 is 438774609691.

196906477834 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×196906477834² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 154314784 + ... + 154316059.

It is an arithmetic number, because the mean of its divisors is an integer number (20832581970).

Almost surely, 2^196906477834 is an apocalyptic number.

196906477834 is a deficient number, since it is larger than the sum of its proper divisors (136414833686).

196906477834 is a wasteful number, since it uses less digits than its factorization.

196906477834 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308630885.

The product of its (nonzero) digits is 54867456, while the sum is 64.

The spelling of 196906477834 in words is "one hundred ninety-six billion, nine hundred six million, four hundred seventy-seven thousand, eight hundred thirty-four".