196781592672 has 192 divisors, whose sum is σ = 677098598400. Its totient is φ = 54409605120.

The previous prime is 196781592653. The next prime is 196781592691. The reversal of 196781592672 is 276295187691.

It is an interprime number because it is at equal distance from previous prime (196781592653) and next prime (196781592691).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 337297 + ... + 712272.

It is an arithmetic number, because the mean of its divisors is an integer number (3526555200).

Almost surely, 2^196781592672 is an apocalyptic number.

196781592672 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

196781592672 is an abundant number, since it is smaller than the sum of its proper divisors (480317005728).

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

196781592672 is a wasteful number, since it uses less digits than its factorization.

196781592672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1049626 (or 1049612 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 63.

The spelling of 196781592672 in words is "one hundred ninety-six billion, seven hundred eighty-one million, five hundred ninety-two thousand, six hundred seventy-two".