605844368640 has 288 divisors, whose sum is σ = 2457036476160. Its totient is φ = 138478657536.

The previous prime is 605844368627. The next prime is 605844368641. The reversal of 605844368640 is 46863448506.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (605844368641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1010239 + ... + 1494078.

Almost surely, 2^605844368640 is an apocalyptic number.

605844368640 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

605844368640 is an abundant number, since it is smaller than the sum of its proper divisors (1851192107520).

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

605844368640 is a wasteful number, since it uses less digits than its factorization.

605844368640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2504354 (or 2504334 counting only the distinct ones).

The product of its (nonzero) digits is 13271040, while the sum is 54.

The spelling of 605844368640 in words is "six hundred five billion, eight hundred forty-four million, three hundred sixty-eight thousand, six hundred forty".