612004553111 has 24 divisors (see below), whose sum is σ = 714836430000. Its totient is φ = 522431949312.

The previous prime is 612004553101. The next prime is 612004553119. The reversal of 612004553111 is 111355400216.

612004553111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 612004553111 - 2³⁰ = 610930811287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612004553119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18772421 + ... + 18804993.

It is an arithmetic number, because the mean of its divisors is an integer number (29784851250).

Almost surely, 2^612004553111 is an apocalyptic number.

612004553111 is a deficient number, since it is larger than the sum of its proper divisors (102831876889).

612004553111 is a wasteful number, since it uses less digits than its factorization.

612004553111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34143 (or 34136 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 29.

Adding to 612004553111 its reverse (111355400216), we get a palindrome (723359953327).

The spelling of 612004553111 in words is "six hundred twelve billion, four million, five hundred fifty-three thousand, one hundred eleven".