566501563328040 has 160 divisors (see below), whose sum is σ = 1955536177727880. Its totient is φ = 146984189372928.

The previous prime is 566501563328009. The next prime is 566501563328087. The reversal of 566501563328040 is 40823365105665.

566501563328040 is a `hidden beast` number, since 5 + 6 + 6 + 5 + 0 + 1 + 563 + 32 + 8 + 0 + 40 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 561557193051204 + 4944370276836 = 23697198^2 + 2223594^2 .

It is a super-2 number, since 2×566501563328040² (a number of 30 digits) contains 22 as substring.

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

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 2362666087 + ... + 2362905846.

Almost surely, 2^{566501563328040} is an apocalyptic number.

It is an amenable number.

566501563328040 is an abundant number, since it is smaller than the sum of its proper divisors (1389034614399840).

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

566501563328040 is a wasteful number, since it uses less digits than its factorization.

566501563328040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4725571993 (or 4725571980 counting only the distinct ones).

The product of its (nonzero) digits is 15552000, while the sum is 54.

The spelling of 566501563328040 in words is "five hundred sixty-six trillion, five hundred one billion, five hundred sixty-three million, three hundred twenty-eight thousand, forty".