122555535025 has 96 divisors (see below), whose sum is σ = 193955586048. Its totient is φ = 74596396800.

The previous prime is 122555535017. The next prime is 122555535043. The reversal of 122555535025 is 520535555221.

It is not a de Polignac number, because 122555535025 - 2³ = 122555535017 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 45507579 + ... + 45510271.

It is an arithmetic number, because the mean of its divisors is an integer number (2020370688).

Almost surely, 2^122555535025 is an apocalyptic number.

It is an amenable number.

122555535025 is a deficient number, since it is larger than the sum of its proper divisors (71400051023).

122555535025 is a wasteful number, since it uses less digits than its factorization.

122555535025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3271 (or 3266 counting only the distinct ones).

The product of its (nonzero) digits is 375000, while the sum is 40.

The spelling of 122555535025 in words is "one hundred twenty-two billion, five hundred fifty-five million, five hundred thirty-five thousand, twenty-five".