612544896 has 96 divisors (see below), whose sum is σ = 1812162600. Its totient is φ = 203696640.

The previous prime is 612544883. The next prime is 612544913. The reversal of 612544896 is 698445216.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

612544896 is a `hidden beast` number, since 6 + 12 + 544 + 8 + 96 = 666.

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

It is a super-2 number, since 2×612544896² = 750422499231301632, which contains 22 as substring.

It is a congruent number.

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, 1454766 + ... + 1455186.

Almost surely, 2^612544896 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 612544896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (906081300).

612544896 is an abundant number, since it is smaller than the sum of its proper divisors (1199617704).

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

612544896 is an frugal number, since it uses more digits than its factorization.

612544896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 865 (or 426 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 612544896 is about 24749.6443610812. The cubic root of 612544896 is about 849.2703754976.

The spelling of 612544896 in words is "six hundred twelve million, five hundred forty-four thousand, eight hundred ninety-six".