427545545724 has 96 divisors (see below), whose sum is σ = 1237341262080. Its totient is φ = 126546235200.

The previous prime is 427545545701. The next prime is 427545545729.

427545545724 is a `hidden beast` number, since 4 + 2 + 75 + 4 + 5 + 545 + 7 + 24 = 666.

427545545724 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×427545545724³ (a number of 36 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427545545729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4133647 + ... + 4235814.

It is an arithmetic number, because the mean of its divisors is an integer number (12888971480).

Almost surely, 2^427545545724 is an apocalyptic number.

427545545724 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

427545545724 is an abundant number, since it is smaller than the sum of its proper divisors (809795716356).

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

427545545724 is a wasteful number, since it uses less digits than its factorization.

427545545724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8369528 (or 8369520 counting only the distinct ones).

The product of its digits is 31360000, while the sum is 54.

The spelling of 427545545724 in words is "four hundred twenty-seven billion, five hundred forty-five million, five hundred forty-five thousand, seven hundred twenty-four".