122577770752 has 36 divisors (see below), whose sum is σ = 245187774720. Its totient is φ = 61160872448.

The previous prime is 122577770743. The next prime is 122577770767. The reversal of 122577770752 is 257077775221.

It is a self number, because there is not a number n which added to its sum of digits gives 122577770752.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 377188 + ... + 622435.

It is an arithmetic number, because the mean of its divisors is an integer number (6810771520).

Almost surely, 2^122577770752 is an apocalyptic number.

It is an amenable number.

122577770752 is an abundant number, since it is smaller than the sum of its proper divisors (122610003968).

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

122577770752 is an frugal number, since it uses more digits than its factorization.

122577770752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000118 (or 1000104 counting only the distinct ones).

The product of its (nonzero) digits is 3361400, while the sum is 52.

The spelling of 122577770752 in words is "one hundred twenty-two billion, five hundred seventy-seven million, seven hundred seventy thousand, seven hundred fifty-two".