13425352232550 has 24 divisors (see below), whose sum is σ = 33294873537096. Its totient is φ = 3580093928640.

The previous prime is 13425352232491. The next prime is 13425352232587. The reversal of 13425352232550 is 5523225352431.

It is a congruent 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, 44751173959 + ... + 44751174258.

It is an arithmetic number, because the mean of its divisors is an integer number (1387286397379).

Almost surely, 2^{13425352232550} is an apocalyptic number.

13425352232550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13425352232550 is an abundant number, since it is smaller than the sum of its proper divisors (19869521304546).

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

13425352232550 is a wasteful number, since it uses less digits than its factorization.

13425352232550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89502348232 (or 89502348227 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 42.

Adding to 13425352232550 its reverse (5523225352431), we get a palindrome (18948577584981).

The spelling of 13425352232550 in words is "thirteen trillion, four hundred twenty-five billion, three hundred fifty-two million, two hundred thirty-two thousand, five hundred fifty".