4545434345454 has 16 divisors (see below), whose sum is σ = 10100965212240. Its totient is φ = 1515144781800.

The previous prime is 4545434345437. The next prime is 4545434345483.

It is a happy number.

4545434345454 is a `hidden beast` number, since 4 + 5 + 4 + 54 + 3 + 43 + 4 + 545 + 4 = 666.

4545434345454 is nontrivially palindromic in base 10.

4545434345454 is an esthetic number in base 10, because in such base its adjacent digits differ by 1.

It is a super-2 number, since 2×4545434345454² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54), and also a Moran number because the ratio is a prime number: 84174710101 = 4545434345454 / (4 + 5 + 4 + 5 + 4 + 3 + 4 + 3 + 4 + 5 + 4 + 5 + 4).

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 4545434345454.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 42087354997 + ... + 42087355104.

It is an arithmetic number, because the mean of its divisors is an integer number (631310325765).

Almost surely, 2^{4545434345454} is an apocalyptic number.

4545434345454 is an abundant number, since it is smaller than the sum of its proper divisors (5555530866786).

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

4545434345454 is a wasteful number, since it uses less digits than its factorization.

4545434345454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84174710112 (or 84174710106 counting only the distinct ones).

The product of its digits is 92160000, while the sum is 54.

The spelling of 4545434345454 in words is "four trillion, five hundred forty-five billion, four hundred thirty-four million, three hundred forty-five thousand, four hundred fifty-four".