36605352665440 has 96 divisors (see below), whose sum is σ = 93243473144640. Its totient is φ = 13499712436224.

The previous prime is 36605352665327. The next prime is 36605352665447. The reversal of 36605352665440 is 4456625350663.

It is a super-2 number, since 2×36605352665440² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36605352665447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8742799 + ... + 12233038.

It is an arithmetic number, because the mean of its divisors is an integer number (971286178590).

Almost surely, 2^{36605352665440} is an apocalyptic number.

It is an amenable number.

36605352665440 is an abundant number, since it is smaller than the sum of its proper divisors (56638120479200).

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

36605352665440 is a wasteful number, since it uses less digits than its factorization.

36605352665440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20976704 (or 20976696 counting only the distinct ones).

The product of its (nonzero) digits is 46656000, while the sum is 55.

The spelling of 36605352665440 in words is "thirty-six trillion, six hundred five billion, three hundred fifty-two million, six hundred sixty-five thousand, four hundred forty".