196712548650 has 48 divisors (see below), whose sum is σ = 542052360000. Its totient is φ = 52456679280.

The previous prime is 196712548633. The next prime is 196712548687. The reversal of 196712548650 is 56845217691.

It is a happy number.

196712548650 is a `hidden beast` number, since 1 + 96 + 7 + 1 + 2 + 548 + 6 + 5 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72855150 + ... + 72857849.

It is an arithmetic number, because the mean of its divisors is an integer number (11292757500).

Almost surely, 2^196712548650 is an apocalyptic number.

196712548650 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

196712548650 is an abundant number, since it is smaller than the sum of its proper divisors (345339811350).

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

196712548650 is a wasteful number, since it uses less digits than its factorization.

196712548650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145713020 (or 145713009 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 54.

The spelling of 196712548650 in words is "one hundred ninety-six billion, seven hundred twelve million, five hundred forty-eight thousand, six hundred fifty".