196268278751 has 8 divisors (see below), whose sum is σ = 198495039600. Its totient is φ = 194041995840.

The previous prime is 196268278741. The next prime is 196268278777. The reversal of 196268278751 is 157872862691.

196268278751 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-196268278751 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196268278741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 741461 + ... + 970721.

It is an arithmetic number, because the mean of its divisors is an integer number (24811879950).

Almost surely, 2^196268278751 is an apocalyptic number.

196268278751 is a deficient number, since it is larger than the sum of its proper divisors (2226760849).

196268278751 is an equidigital number, since it uses as much as digits as its factorization.

196268278751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238969.

The product of its digits is 20321280, while the sum is 62.

The spelling of 196268278751 in words is "one hundred ninety-six billion, two hundred sixty-eight million, two hundred seventy-eight thousand, seven hundred fifty-one".