609301228144 has 20 divisors (see below), whose sum is σ = 1349167005424. Its totient is φ = 261129097728.

The previous prime is 609301228139. The next prime is 609301228163. The reversal of 609301228144 is 441822103906.

It is a junction number, because it is equal to n+sod(n) for n = 609301228097 and 609301228106.

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, 2720094657 + ... + 2720094880.

Almost surely, 2^609301228144 is an apocalyptic number.

It is an amenable number.

609301228144 is an abundant number, since it is smaller than the sum of its proper divisors (739865777280).

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

609301228144 is a wasteful number, since it uses less digits than its factorization.

609301228144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5440189552 (or 5440189546 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 40.

The spelling of 609301228144 in words is "six hundred nine billion, three hundred one million, two hundred twenty-eight thousand, one hundred forty-four".