13225115054620 has 96 divisors (see below), whose sum is σ = 32530083014016. Its totient is φ = 4421602099200.

The previous prime is 13225115054587. The next prime is 13225115054623. The reversal of 13225115054620 is 2645051152231.

It is a self number, because there is not a number n which added to its sum of digits gives 13225115054620.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13225115054623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11391354 + ... + 12498526.

It is an arithmetic number, because the mean of its divisors is an integer number (338855031396).

Almost surely, 2^{13225115054620} is an apocalyptic number.

13225115054620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13225115054620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16265041507008).

13225115054620 is an abundant number, since it is smaller than the sum of its proper divisors (19304967959396).

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

13225115054620 is a wasteful number, since it uses less digits than its factorization.

13225115054620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1109311 (or 1109309 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 13225115054620 in words is "thirteen trillion, two hundred twenty-five billion, one hundred fifteen million, fifty-four thousand, six hundred twenty".