43042055454 has 64 divisors (see below), whose sum is σ = 97037620800. Its totient is φ = 14139380736.

The previous prime is 43042055447. The next prime is 43042055473. The reversal of 43042055454 is 45455024034.

43042055454 is a `hidden beast` number, since 4 + 30 + 4 + 20 + 554 + 54 = 666.

It is a super-2 number, since 2×43042055454² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5865972 + ... + 5873304.

It is an arithmetic number, because the mean of its divisors is an integer number (1516212825).

Almost surely, 2^43042055454 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 43042055454, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48518810400).

43042055454 is an abundant number, since it is smaller than the sum of its proper divisors (53995565346).

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

43042055454 is a wasteful number, since it uses less digits than its factorization.

43042055454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8906 (or 8900 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

Adding to 43042055454 its reverse (45455024034), we get a palindrome (88497079488).

The spelling of 43042055454 in words is "forty-three billion, forty-two million, fifty-five thousand, four hundred fifty-four".