54453564 has 72 divisors (see below), whose sum is σ = 151132800. Its totient is φ = 16394400.

The previous prime is 54453557. The next prime is 54453587. The reversal of 54453564 is 46535445.

54453564 is a `hidden beast` number, since 5 + 44 + 53 + 564 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 78459 + ... + 79149.

Almost surely, 2^54453564 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54453564, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75566400).

54453564 is an abundant number, since it is smaller than the sum of its proper divisors (96679236).

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

54453564 is a wasteful number, since it uses less digits than its factorization.

54453564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 911 (or 906 counting only the distinct ones).

The product of its digits is 144000, while the sum is 36.

The square root of 54453564 is about 7379.2658171393. The cubic root of 54453564 is about 379.0316155403.

It can be divided in two parts, 5445 and 3564, that added together give a palindrome (9009).

The spelling of 54453564 in words is "fifty-four million, four hundred fifty-three thousand, five hundred sixty-four".