4542440442453 has 24 divisors (see below), whose sum is σ = 6653300709120. Its totient is φ = 2985936276960.

The previous prime is 4542440442427. The next prime is 4542440442461. The reversal of 4542440442453 is 3542440442454.

4542440442453 is a `hidden beast` number, since 4 + 542 + 4 + 40 + 44 + 24 + 5 + 3 = 666.

It is not a de Polignac number, because 4542440442453 - 2¹² = 4542440438357 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4542440442399 and 4542440442408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4542440442403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3771058 + ... + 4827603.

It is an arithmetic number, because the mean of its divisors is an integer number (277220862880).

Almost surely, 2^{4542440442453} is an apocalyptic number.

It is an amenable number.

4542440442453 is a deficient number, since it is larger than the sum of its proper divisors (2110860266667).

4542440442453 is a wasteful number, since it uses less digits than its factorization.

4542440442453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8599489 (or 8599486 counting only the distinct ones).

The product of its (nonzero) digits is 4915200, while the sum is 45.

Subtracting from 4542440442453 its reverse (3542440442454), we obtain a palindrome (999999999999).

The spelling of 4542440442453 in words is "four trillion, five hundred forty-two billion, four hundred forty million, four hundred forty-two thousand, four hundred fifty-three".