13542205100 has 72 divisors (see below), whose sum is σ = 31642818480. Its totient is φ = 5011793920.

The previous prime is 13542205097. The next prime is 13542205123. The reversal of 13542205100 is 150224531.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32792 + ... + 167808.

It is an arithmetic number, because the mean of its divisors is an integer number (439483590).

Almost surely, 2^13542205100 is an apocalyptic number.

13542205100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13542205100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15821409240).

13542205100 is an abundant number, since it is smaller than the sum of its proper divisors (18100613380).

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

13542205100 is a wasteful number, since it uses less digits than its factorization.

13542205100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135107 (or 135100 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 13542205100 its reverse (150224531), we get a palindrome (13692429631).

The spelling of 13542205100 in words is "thirteen billion, five hundred forty-two million, two hundred five thousand, one hundred".