122358640804 has 81 divisors (see below), whose sum is σ = 229328479107. Its totient is φ = 57120614208.

The previous prime is 122358640783. The next prime is 122358640837. The reversal of 122358640804 is 408046853221.

It is a happy number.

The square root of 122358640804 is 349798.

It is a perfect power (a square), and thus also a powerful number.

122358640804 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 26040276900 + 96318363904 = 161370^2 + 310352^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 750666427 + ... + 750666589.

Almost surely, 2^122358640804 is an apocalyptic number.

122358640804 is the 349798-th square number.

It is an amenable number.

122358640804 is a deficient number, since it is larger than the sum of its proper divisors (106969838303).

122358640804 is an equidigital number, since it uses as much as digits as its factorization.

122358640804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 462 (or 231 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 43.

The spelling of 122358640804 in words is "one hundred twenty-two billion, three hundred fifty-eight million, six hundred forty thousand, eight hundred four".