13022541520000 has 80 divisors (see below), whose sum is σ = 32418803404350. Its totient is φ = 5209016576000.

The previous prime is 13022541519917. The next prime is 13022541520019. The reversal of 13022541520000 is 2514522031.

It can be written as a sum of positive squares in 5 ways, for example, as 976033347136 + 12046508172864 = 987944^2 + 3470808^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 81310885 + ... + 81470884.

Almost surely, 2^{13022541520000} is an apocalyptic number.

13022541520000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13022541520000 is an abundant number, since it is smaller than the sum of its proper divisors (19396261884350).

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

13022541520000 is an frugal number, since it uses more digits than its factorization.

13022541520000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162781803 (or 162781776 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 13022541520000 in words is "thirteen trillion, twenty-two billion, five hundred forty-one million, five hundred twenty thousand".