13542125420 has 12 divisors (see below), whose sum is σ = 28438463424. Its totient is φ = 5416850160.

The previous prime is 13542125419. The next prime is 13542125459. The reversal of 13542125420 is 2452124531.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 338553116 + ... + 338553155.

It is an arithmetic number, because the mean of its divisors is an integer number (2369871952).

Almost surely, 2^13542125420 is an apocalyptic number.

13542125420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13542125420 is an abundant number, since it is smaller than the sum of its proper divisors (14896338004).

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

13542125420 is a wasteful number, since it uses less digits than its factorization.

13542125420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 677106280 (or 677106278 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 13542125420 its reverse (2452124531), we get a palindrome (15994249951).

The spelling of 13542125420 in words is "thirteen billion, five hundred forty-two million, one hundred twenty-five thousand, four hundred twenty".