13445552441250 has 80 divisors (see below), whose sum is σ = 37336805272800. Its totient is φ = 3585480642000.

The previous prime is 13445552441249. The next prime is 13445552441287. The reversal of 13445552441250 is 5214425554431.

13445552441250 is a `hidden beast` number, since 1 + 3 + 4 + 4 + 5 + 552 + 4 + 41 + 2 + 50 = 666.

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 = 13445552441196 and 13445552441205.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 199159620 + ... + 199227119.

It is an arithmetic number, because the mean of its divisors is an integer number (466710065910).

Almost surely, 2^{13445552441250} is an apocalyptic number.

13445552441250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13445552441250 is an abundant number, since it is smaller than the sum of its proper divisors (23891252831550).

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

13445552441250 is an equidigital number, since it uses as much as digits as its factorization.

13445552441250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398386770 (or 398386749 counting only the distinct ones).

The product of its (nonzero) digits is 1920000, while the sum is 45.

Adding to 13445552441250 its reverse (5214425554431), we get a palindrome (18659977995681).

The spelling of 13445552441250 in words is "thirteen trillion, four hundred forty-five billion, five hundred fifty-two million, four hundred forty-one thousand, two hundred fifty".