4542120212454 has 144 divisors (see below), whose sum is σ = 11592642743136. Its totient is φ = 1280973450240.

The previous prime is 4542120212437. The next prime is 4542120212489.

4542120212454 is a `hidden beast` number, since 4 + 5 + 421 + 202 + 1 + 24 + 5 + 4 = 666.

4542120212454 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 628182 + ... + 3078774.

It is an arithmetic number, because the mean of its divisors is an integer number (80504463494).

Almost surely, 2^{4542120212454} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4542120212454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5796321371568).

4542120212454 is an abundant number, since it is smaller than the sum of its proper divisors (7050522530682).

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

4542120212454 is a wasteful number, since it uses less digits than its factorization.

4542120212454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2450683 (or 2450669 counting only the distinct ones).

The product of its (nonzero) digits is 102400, while the sum is 36.

It can be divided in two parts, 4542120 and 212454, that added together give a palindrome (4754574).

The spelling of 4542120212454 in words is "four trillion, five hundred forty-two billion, one hundred twenty million, two hundred twelve thousand, four hundred fifty-four".