13612020775000 has 48 divisors (see below), whose sum is σ = 31901131946880. Its totient is φ = 5444808300000.

The previous prime is 13612020774971. The next prime is 13612020775043. The reversal of 13612020775000 is 57702021631.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 272215416 + ... + 272265415.

It is an arithmetic number, because the mean of its divisors is an integer number (664606915560).

Almost surely, 2^{13612020775000} is an apocalyptic number.

13612020775000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13612020775000 is an abundant number, since it is smaller than the sum of its proper divisors (18289111171880).

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

13612020775000 is an frugal number, since it uses more digits than its factorization.

13612020775000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544480862 (or 544480838 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 34.

Adding to 13612020775000 its reverse (57702021631), we get a palindrome (13669722796631).

The spelling of 13612020775000 in words is "thirteen trillion, six hundred twelve billion, twenty million, seven hundred seventy-five thousand".