4542100205500 has 96 divisors (see below), whose sum is σ = 11654203474368. Its totient is φ = 1524621024000.

The previous prime is 4542100205471. The next prime is 4542100205509. The reversal of 4542100205500 is 55020012454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542100205509) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31691439 + ... + 31834438.

It is an arithmetic number, because the mean of its divisors is an integer number (121397952858).

Almost surely, 2^{4542100205500} is an apocalyptic number.

It is an amenable number.

4542100205500 is an abundant number, since it is smaller than the sum of its proper divisors (7112103268868).

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

4542100205500 is a wasteful number, since it uses less digits than its factorization.

4542100205500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63525920 (or 63525908 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

Adding to 4542100205500 its reverse (55020012454), we get a palindrome (4597120217954).

The spelling of 4542100205500 in words is "four trillion, five hundred forty-two billion, one hundred million, two hundred five thousand, five hundred".