13551325144240 has 80 divisors (see below), whose sum is σ = 34570630338048. Its totient is φ = 4909159277568.

The previous prime is 13551325144199. The next prime is 13551325144327. The reversal of 13551325144240 is 4244152315531.

13551325144240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×13551325144240² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 13551325144193 and 13551325144202.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122870544 + ... + 122980783.

Almost surely, 2^{13551325144240} is an apocalyptic number.

13551325144240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13551325144240 is an abundant number, since it is smaller than the sum of its proper divisors (21019305193808).

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

13551325144240 is a wasteful number, since it uses less digits than its factorization.

13551325144240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245851406 (or 245851400 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

Adding to 13551325144240 its reverse (4244152315531), we get a palindrome (17795477459771).

The spelling of 13551325144240 in words is "thirteen trillion, five hundred fifty-one billion, three hundred twenty-five million, one hundred forty-four thousand, two hundred forty".