605425621504 has 80 divisors (see below), whose sum is σ = 1321035091200. Its totient is φ = 274902261760.

The previous prime is 605425621487. The next prime is 605425621513. The reversal of 605425621504 is 405126524506.

It is a happy 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, 5310897 + ... + 5423695.

It is an arithmetic number, because the mean of its divisors is an integer number (16512938640).

Almost surely, 2^605425621504 is an apocalyptic number.

605425621504 is a gapful number since it is divisible by the number (64) 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 605425621504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (660517545600).

605425621504 is an abundant number, since it is smaller than the sum of its proper divisors (715609469696).

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

605425621504 is a wasteful number, since it uses less digits than its factorization.

605425621504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113781 (or 113765 counting only the distinct ones).

The product of its (nonzero) digits is 288000, while the sum is 40.

The spelling of 605425621504 in words is "six hundred five billion, four hundred twenty-five million, six hundred twenty-one thousand, five hundred four".