13545616322250 has 192 divisors, whose sum is σ = 37114930944000. Its totient is φ = 3564138240000.

The previous prime is 13545616322239. The next prime is 13545616322267. The reversal of 13545616322250 is 5222361654531.

13545616322250 is a `hidden beast` number, since 1 + 3 + 5 + 4 + 5 + 6 + 1 + 632 + 2 + 2 + 5 + 0 = 666.

13545616322250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 13545616322196 and 13545616322205.

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, 284553951 + ... + 284601549.

It is an arithmetic number, because the mean of its divisors is an integer number (193306932000).

Almost surely, 2^{13545616322250} is an apocalyptic number.

13545616322250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13545616322250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18557465472000).

13545616322250 is an abundant number, since it is smaller than the sum of its proper divisors (23569314621750).

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

13545616322250 is a wasteful number, since it uses less digits than its factorization.

13545616322250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49302 (or 49289 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

Adding to 13545616322250 its reverse (5222361654531), we get a palindrome (18767977976781).

The spelling of 13545616322250 in words is "thirteen trillion, five hundred forty-five billion, six hundred sixteen million, three hundred twenty-two thousand, two hundred fifty".