4545412145454 has 16 divisors (see below), whose sum is σ = 9123175982160. Its totient is φ = 1509745433280.

The previous prime is 4545412145453. The next prime is 4545412145467.

4545412145454 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×4545412145454² (a number of 26 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4545412145453) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1347985309 + ... + 1347988680.

It is an arithmetic number, because the mean of its divisors is an integer number (570198498885).

Almost surely, 2^{4545412145454} is an apocalyptic number.

4545412145454 is an abundant number, since it is smaller than the sum of its proper divisors (4577763836706).

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

4545412145454 is a wasteful number, since it uses less digits than its factorization.

4545412145454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2695974275.

The product of its digits is 5120000, while the sum is 48.

The spelling of 4545412145454 in words is "four trillion, five hundred forty-five billion, four hundred twelve million, one hundred forty-five thousand, four hundred fifty-four".