612016543044 has 48 divisors (see below), whose sum is σ = 1586879394240. Its totient is φ = 203983678080.

The previous prime is 612016543031. The next prime is 612016543079. The reversal of 612016543044 is 440345610216.

612016543044 is a `hidden beast` number, since 6 + 1 + 20 + 165 + 430 + 44 = 666.

612016543044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 726492 + ... + 1323564.

It is an arithmetic number, because the mean of its divisors is an integer number (33059987380).

Almost surely, 2^612016543044 is an apocalyptic number.

It is an amenable number.

612016543044 is an abundant number, since it is smaller than the sum of its proper divisors (974862851196).

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

612016543044 is a wasteful number, since it uses less digits than its factorization.

612016543044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606577 (or 606569 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 612016543044 in words is "six hundred twelve billion, sixteen million, five hundred forty-three thousand, forty-four".