36452101681 has 2 divisors, whose sum is σ = 36452101682. Its totient is φ = 36452101680.

The previous prime is 36452101663. The next prime is 36452101717. The reversal of 36452101681 is 18610125463.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22940131600 + 13511970081 = 151460^2 + 116241^2 .

It is an emirp because it is prime and its reverse (18610125463) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36452101681 is a prime.

It is a super-2 number, since 2×36452101681² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36452101681.

It is not a weakly prime, because it can be changed into another prime (36452101181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18226050840 + 18226050841.

It is an arithmetic number, because the mean of its divisors is an integer number (18226050841).

Almost surely, 2^36452101681 is an apocalyptic number.

It is an amenable number.

36452101681 is a deficient number, since it is larger than the sum of its proper divisors (1).

36452101681 is an equidigital number, since it uses as much as digits as its factorization.

36452101681 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34560, while the sum is 37.

The spelling of 36452101681 in words is "thirty-six billion, four hundred fifty-two million, one hundred one thousand, six hundred eighty-one".