4545554555454 has 24 divisors (see below), whose sum is σ = 9992706710280. Its totient is φ = 1377440774160.

The previous prime is 4545554555453. The next prime is 4545554555483.

It is a happy number.

4545554555454 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×4545554555454² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4545554555453) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3130546489 + ... + 3130547940.

It is an arithmetic number, because the mean of its divisors is an integer number (416362779595).

Almost surely, 2^{4545554555454} is an apocalyptic number.

4545554555454 is an abundant number, since it is smaller than the sum of its proper divisors (5447152154826).

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

4545554555454 is a wasteful number, since it uses less digits than its factorization.

4545554555454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6261094456 (or 6261094445 counting only the distinct ones).

The product of its digits is 400000000, while the sum is 60.

The spelling of 4545554555454 in words is "four trillion, five hundred forty-five billion, five hundred fifty-four million, five hundred fifty-five thousand, four hundred fifty-four".