36504010381 has 2 divisors, whose sum is σ = 36504010382. Its totient is φ = 36504010380.

The previous prime is 36504010379. The next prime is 36504010409. The reversal of 36504010381 is 18301040563.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20964144100 + 15539866281 = 144790^2 + 124659^2 .

It is a cyclic number.

It is not a de Polignac number, because 36504010381 - 2¹ = 36504010379 is a prime.

It is a super-2 number, since 2×36504010381² (a number of 22 digits) contains 22 as substring.

Together with 36504010379, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36504010481) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18252005190 + 18252005191.

It is an arithmetic number, because the mean of its divisors is an integer number (18252005191).

Almost surely, 2^36504010381 is an apocalyptic number.

It is an amenable number.

36504010381 is a deficient number, since it is larger than the sum of its proper divisors (1).

36504010381 is an equidigital number, since it uses as much as digits as its factorization.

36504010381 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 36504010381 in words is "thirty-six billion, five hundred four million, ten thousand, three hundred eighty-one".