13445425201540 has 24 divisors (see below), whose sum is σ = 28239404497920. Its totient is φ = 5377405971168.

The previous prime is 13445425201493. The next prime is 13445425201541. The reversal of 13445425201540 is 4510252454431.

It is a junction number, because it is equal to n+sod(n) for n = 13445425201493 and 13445425201502.

It is not an unprimeable number, because it can be changed into a prime (13445425201541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47612542 + ... + 47894101.

It is an arithmetic number, because the mean of its divisors is an integer number (1176641854080).

Almost surely, 2^{13445425201540} is an apocalyptic number.

13445425201540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13445425201540 is an abundant number, since it is smaller than the sum of its proper divisors (14793979296380).

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

13445425201540 is a wasteful number, since it uses less digits than its factorization.

13445425201540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95513691 (or 95513689 counting only the distinct ones).

The product of its (nonzero) digits is 384000, while the sum is 40.

Adding to 13445425201540 its reverse (4510252454431), we get a palindrome (17955677655971).

The spelling of 13445425201540 in words is "thirteen trillion, four hundred forty-five billion, four hundred twenty-five million, two hundred one thousand, five hundred forty".