605555345536 has 64 divisors (see below), whose sum is σ = 1244010343680. Its totient is φ = 293458249728.

The previous prime is 605555345531. The next prime is 605555345587. The reversal of 605555345536 is 635543555506.

It is a tau number, because it is divible by the number of its divisors (64).

It is not an unprimeable number, because it can be changed into a prime (605555345531) 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, 131020 + ... + 1108276.

It is an arithmetic number, because the mean of its divisors is an integer number (19437661620).

Almost surely, 2^605555345536 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 605555345536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (622005171840).

605555345536 is an abundant number, since it is smaller than the sum of its proper divisors (638454998144).

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

605555345536 is a wasteful number, since it uses less digits than its factorization.

605555345536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 977421 (or 977409 counting only the distinct ones).

The product of its (nonzero) digits is 20250000, while the sum is 52.

The spelling of 605555345536 in words is "six hundred five billion, five hundred fifty-five million, three hundred forty-five thousand, five hundred thirty-six".