609988417984 has 56 divisors (see below), whose sum is σ = 1336395892608. Its totient is φ = 273926864640.

The previous prime is 609988417967. The next prime is 609988418021. The reversal of 609988417984 is 489714889906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5161212 + ... + 5278075.

It is an arithmetic number, because the mean of its divisors is an integer number (23864212368).

Almost surely, 2^609988417984 is an apocalyptic number.

609988417984 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

609988417984 is an abundant number, since it is smaller than the sum of its proper divisors (726407474624).

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

609988417984 is a wasteful number, since it uses less digits than its factorization.

609988417984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10439393 (or 10439383 counting only the distinct ones).

The product of its (nonzero) digits is 250822656, while the sum is 73.

The spelling of 609988417984 in words is "six hundred nine billion, nine hundred eighty-eight million, four hundred seventeen thousand, nine hundred eighty-four".