609385239104 has 56 divisors (see below), whose sum is σ = 1214217528888. Its totient is φ = 303442513920.

The previous prime is 609385239101. The next prime is 609385239107. The reversal of 609385239104 is 401932583906.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (609385239101) and next prime (609385239107).

It can be written as a sum of positive squares in 4 ways, for example, as 281697685504 + 327687553600 = 530752^2 + 572440^2 .

It is not an unprimeable number, because it can be changed into a prime (609385239101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22161044 + ... + 22188524.

It is an arithmetic number, because the mean of its divisors is an integer number (21682455873).

Almost surely, 2^609385239104 is an apocalyptic number.

609385239104 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

609385239104 is a deficient number, since it is larger than the sum of its proper divisors (604832289784).

609385239104 is a wasteful number, since it uses less digits than its factorization.

609385239104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28903 (or 28893 counting only the distinct ones).

The product of its (nonzero) digits is 1399680, while the sum is 50.

The spelling of 609385239104 in words is "six hundred nine billion, three hundred eighty-five million, two hundred thirty-nine thousand, one hundred four".