122554354340 has 24 divisors (see below), whose sum is σ = 280760884992. Its totient is φ = 44565219680.

The previous prime is 122554354319. The next prime is 122554354381. The reversal of 122554354340 is 43453455221.

It is a junction number, because it is equal to n+sod(n) for n = 122554354294 and 122554354303.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278532404 + ... + 278532843.

It is an arithmetic number, because the mean of its divisors is an integer number (11698370208).

Almost surely, 2^122554354340 is an apocalyptic number.

122554354340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122554354340 is an abundant number, since it is smaller than the sum of its proper divisors (158206530652).

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

122554354340 is a wasteful number, since it uses less digits than its factorization.

122554354340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557065267 (or 557065265 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 38.

The spelling of 122554354340 in words is "one hundred twenty-two billion, five hundred fifty-four million, three hundred fifty-four thousand, three hundred forty".