122554740512 has 12 divisors (see below), whose sum is σ = 241279645446. Its totient is φ = 61277370240.

The previous prime is 122554740509. The next prime is 122554740521. The reversal of 122554740512 is 215047455221.

It can be written as a sum of positive squares in only one way, i.e., 105726424336 + 16828316176 = 325156^2 + 129724^2 .

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 as a sum of consecutive naturals, namely, 1914917789 + ... + 1914917852.

Almost surely, 2^122554740512 is an apocalyptic number.

It is an amenable number.

122554740512 is a deficient number, since it is larger than the sum of its proper divisors (118724904934).

122554740512 is an equidigital number, since it uses as much as digits as its factorization.

122554740512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3829835651 (or 3829835643 counting only the distinct ones).

The product of its (nonzero) digits is 112000, while the sum is 38.

The spelling of 122554740512 in words is "one hundred twenty-two billion, five hundred fifty-four million, seven hundred forty thousand, five hundred twelve".