122553606552 has 64 divisors (see below), whose sum is σ = 331368317280. Its totient is φ = 37546939392.

The previous prime is 122553606551. The next prime is 122553606559. The reversal of 122553606552 is 255606355221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122553606551) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 770223 + ... + 915614.

Almost surely, 2^122553606552 is an apocalyptic number.

122553606552 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122553606552 is an abundant number, since it is smaller than the sum of its proper divisors (208814710728).

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

122553606552 is a wasteful number, since it uses less digits than its factorization.

122553606552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1686092 (or 1686088 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 122553606552 in words is "one hundred twenty-two billion, five hundred fifty-three million, six hundred six thousand, five hundred fifty-two".