122525435425 has 12 divisors (see below), whose sum is σ = 152702772156. Its totient is φ = 97522779200.

The previous prime is 122525435411. The next prime is 122525435447. The reversal of 122525435425 is 524534525221.

It can be written as a sum of positive squares in 6 ways, for example, as 3764558736 + 118760876689 = 61356^2 + 344617^2 .

It is not a de Polignac number, because 122525435425 - 2⁵ = 122525435393 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12434206 + ... + 12444055.

It is an arithmetic number, because the mean of its divisors is an integer number (12725231013).

Almost surely, 2^122525435425 is an apocalyptic number.

It is an amenable number.

122525435425 is a deficient number, since it is larger than the sum of its proper divisors (30177336731).

122525435425 is a wasteful number, since it uses less digits than its factorization.

122525435425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24878468 (or 24878463 counting only the distinct ones).

The product of its digits is 480000, while the sum is 40.

The spelling of 122525435425 in words is "one hundred twenty-two billion, five hundred twenty-five million, four hundred thirty-five thousand, four hundred twenty-five".