67123990196 has 12 divisors (see below), whose sum is σ = 117697766340. Its totient is φ = 33496056960.

The previous prime is 67123990183. The next prime is 67123990207. The reversal of 67123990196 is 69109932176.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 40980334096 + 26143656100 = 202436^2 + 161690^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16482245 + ... + 16486316.

It is an arithmetic number, because the mean of its divisors is an integer number (9808147195).

Almost surely, 2^67123990196 is an apocalyptic number.

It is an amenable number.

67123990196 is a deficient number, since it is larger than the sum of its proper divisors (50573776144).

67123990196 is a wasteful number, since it uses less digits than its factorization.

67123990196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32969074 (or 32969072 counting only the distinct ones).

The product of its (nonzero) digits is 1102248, while the sum is 53.

The spelling of 67123990196 in words is "sixty-seven billion, one hundred twenty-three million, nine hundred ninety thousand, one hundred ninety-six".