25255603223346 has 32 divisors (see below), whose sum is σ = 51002786016000. Its totient is φ = 8336993696640.

The previous prime is 25255603223293. The next prime is 25255603223351. The reversal of 25255603223346 is 64332230655252.

It is a super-3 number, since 3×25255603223346³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25255603223295 and 25255603223304.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48392371 + ... + 48911478.

It is an arithmetic number, because the mean of its divisors is an integer number (1593837063000).

Almost surely, 2^{25255603223346} is an apocalyptic number.

25255603223346 is an abundant number, since it is smaller than the sum of its proper divisors (25747182792654).

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

25255603223346 is a wasteful number, since it uses less digits than its factorization.

25255603223346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97304274.

The product of its (nonzero) digits is 7776000, while the sum is 48.

Adding to 25255603223346 its reverse (64332230655252), we get a palindrome (89587833878598).

The spelling of 25255603223346 in words is "twenty-five trillion, two hundred fifty-five billion, six hundred three million, two hundred twenty-three thousand, three hundred forty-six".