366589745081 has 32 divisors (see below), whose sum is σ = 428848992000. Its totient is φ = 313237478400.

The previous prime is 366589745063. The next prime is 366589745089. The reversal of 366589745081 is 180547985663.

It is not a de Polignac number, because 366589745081 - 2³⁸ = 91711838137 is a prime.

It is a super-2 number, since 2×366589745081² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (366589745089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 228974681 + ... + 228976281.

It is an arithmetic number, because the mean of its divisors is an integer number (13401531000).

Almost surely, 2^366589745081 is an apocalyptic number.

It is an amenable number.

366589745081 is a deficient number, since it is larger than the sum of its proper divisors (62259246919).

366589745081 is a wasteful number, since it uses less digits than its factorization.

366589745081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3294 (or 3280 counting only the distinct ones).

The product of its (nonzero) digits is 43545600, while the sum is 62.

The spelling of 366589745081 in words is "three hundred sixty-six billion, five hundred eighty-nine million, seven hundred forty-five thousand, eighty-one".