618146144984 has 16 divisors (see below), whose sum is σ = 1159032376320. Its totient is φ = 309070844640.

The previous prime is 618146144953. The next prime is 618146145011. The reversal of 618146144984 is 489441641816.

618146144984 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1945382 + ... + 2240714.

It is an arithmetic number, because the mean of its divisors is an integer number (72439523520).

Almost surely, 2^618146144984 is an apocalyptic number.

It is an amenable number.

618146144984 is a deficient number, since it is larger than the sum of its proper divisors (540886231336).

618146144984 is a wasteful number, since it uses less digits than its factorization.

618146144984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556970 (or 556966 counting only the distinct ones).

The product of its digits is 5308416, while the sum is 56.

The spelling of 618146144984 in words is "six hundred eighteen billion, one hundred forty-six million, one hundred forty-four thousand, nine hundred eighty-four".