36437707525481 has 2 divisors, whose sum is σ = 36437707525482. Its totient is φ = 36437707525480.

The previous prime is 36437707525433. The next prime is 36437707525489. The reversal of 36437707525481 is 18452570773463.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27856059517456 + 8581648008025 = 5277884^2 + 2929445^2 .

It is an emirp because it is prime and its reverse (18452570773463) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36437707525481 - 2¹⁴ = 36437707509097 is a prime.

It is a super-2 number, since 2×36437707525481² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36437707525489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18218853762740 + 18218853762741.

It is an arithmetic number, because the mean of its divisors is an integer number (18218853762741).

Almost surely, 2^{36437707525481} is an apocalyptic number.

It is an amenable number.

36437707525481 is a deficient number, since it is larger than the sum of its proper divisors (1).

36437707525481 is an equidigital number, since it uses as much as digits as its factorization.

36437707525481 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 118540800, while the sum is 62.

The spelling of 36437707525481 in words is "thirty-six trillion, four hundred thirty-seven billion, seven hundred seven million, five hundred twenty-five thousand, four hundred eighty-one".