609388049542 has 8 divisors (see below), whose sum is σ = 914111978832. Its totient is φ = 304684056600.

The previous prime is 609388049539. The next prime is 609388049549. The reversal of 609388049542 is 245940883906.

609388049542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609388049549) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4907434 + ... + 5030077.

It is an arithmetic number, because the mean of its divisors is an integer number (114263997354).

Almost surely, 2^609388049542 is an apocalyptic number.

609388049542 is a deficient number, since it is larger than the sum of its proper divisors (304723929290).

609388049542 is a wasteful number, since it uses less digits than its factorization.

609388049542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9968174.

The product of its (nonzero) digits is 14929920, while the sum is 58.

The spelling of 609388049542 in words is "six hundred nine billion, three hundred eighty-eight million, forty-nine thousand, five hundred forty-two".