545514624 has 96 divisors (see below), whose sum is σ = 1652461200. Its totient is φ = 172260864.

The previous prime is 545514611. The next prime is 545514631. The reversal of 545514624 is 426415545.

545514624 is a `hidden beast` number, since 545 + 51 + 4 + 62 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-2 number, since 2×545514624² = 595172409995722752, which contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9427 + ... + 34349.

Almost surely, 2^545514624 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 545514624, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (826230600).

545514624 is an abundant number, since it is smaller than the sum of its proper divisors (1106946576).

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

545514624 is a wasteful number, since it uses less digits than its factorization.

545514624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24962 (or 24947 counting only the distinct ones).

The product of its digits is 96000, while the sum is 36.

The square root of 545514624 is about 23356.2544942463. The cubic root of 545514624 is about 817.0879375519.

The spelling of 545514624 in words is "five hundred forty-five million, five hundred fourteen thousand, six hundred twenty-four".