605316643020 has 36 divisors (see below), whose sum is σ = 1836127151040. Its totient is φ = 161417771424.

The previous prime is 605316642971. The next prime is 605316643033. The reversal of 605316643020 is 20346613506.

605316643020 is a `hidden beast` number, since 6 + 0 + 5 + 3 + 1 + 6 + 643 + 0 + 2 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×605316643020² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1681434940 + ... + 1681435299.

Almost surely, 2^605316643020 is an apocalyptic number.

605316643020 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

605316643020 is an abundant number, since it is smaller than the sum of its proper divisors (1230810508020).

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

605316643020 is a wasteful number, since it uses less digits than its factorization.

605316643020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3362870254 (or 3362870249 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 605316643020 in words is "six hundred five billion, three hundred sixteen million, six hundred forty-three thousand, twenty".