196021877832 has 96 divisors (see below), whose sum is σ = 613223563680. Its totient is φ = 55906414080.

The previous prime is 196021877789. The next prime is 196021877833. The reversal of 196021877832 is 238778120691.

It is a happy number.

196021877832 is a `hidden beast` number, since 19 + 602 + 18 + 7 + 7 + 8 + 3 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (196021877833) 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, 7266018 + ... + 7292945.

It is an arithmetic number, because the mean of its divisors is an integer number (6387745455).

Almost surely, 2^196021877832 is an apocalyptic number.

196021877832 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

196021877832 is an abundant number, since it is smaller than the sum of its proper divisors (417201685848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

196021877832 is a wasteful number, since it uses less digits than its factorization.

196021877832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14559003 (or 14558996 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 54.

The spelling of 196021877832 in words is "one hundred ninety-six billion, twenty-one million, eight hundred seventy-seven thousand, eight hundred thirty-two".