609914880 has 208 divisors, whose sum is σ = 2170287360. Its totient is φ = 162496512.

The previous prime is 609914857. The next prime is 609914891. The reversal of 609914880 is 88419906.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 552409 + ... + 553511.

Almost surely, 2^609914880 is an apocalyptic number.

609914880 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 609914880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1085143680).

609914880 is an abundant number, since it is smaller than the sum of its proper divisors (1560372480).

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

609914880 is a wasteful number, since it uses less digits than its factorization.

609914880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1141 (or 1113 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 609914880 is about 24696.4548063077. The cubic root of 609914880 is about 848.0531591215.

The spelling of 609914880 in words is "six hundred nine million, nine hundred fourteen thousand, eight hundred eighty".