4542750449454 has 96 divisors (see below), whose sum is σ = 10794912339456. Its totient is φ = 1270172534400.

The previous prime is 4542750449453. The next prime is 4542750449519. The reversal of 4542750449454 is 4549440572454.

It is a junction number, because it is equal to n+sod(n) for n = 4542750449394 and 4542750449403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542750449453) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 229410354 + ... + 229430154.

It is an arithmetic number, because the mean of its divisors is an integer number (112447003536).

Almost surely, 2^{4542750449454} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4542750449454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5397456169728).

4542750449454 is an abundant number, since it is smaller than the sum of its proper divisors (6252161890002).

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

4542750449454 is a wasteful number, since it uses less digits than its factorization.

4542750449454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36470 (or 36463 counting only the distinct ones).

The product of its (nonzero) digits is 64512000, while the sum is 57.

The spelling of 4542750449454 in words is "four trillion, five hundred forty-two billion, seven hundred fifty million, four hundred forty-nine thousand, four hundred fifty-four".