36801573563 has 2 divisors, whose sum is σ = 36801573564. Its totient is φ = 36801573562.

The previous prime is 36801573553. The next prime is 36801573577. The reversal of 36801573563 is 36537510863.

It is a happy number.

36801573563 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36801573563 - 2⁴ = 36801573547 is a prime.

It is not a weakly prime, because it can be changed into another prime (36801573503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18400786781 + 18400786782.

It is an arithmetic number, because the mean of its divisors is an integer number (18400786782).

Almost surely, 2^36801573563 is an apocalyptic number.

36801573563 is a deficient number, since it is larger than the sum of its proper divisors (1).

36801573563 is an equidigital number, since it uses as much as digits as its factorization.

36801573563 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1360800, while the sum is 47.

The spelling of 36801573563 in words is "thirty-six billion, eight hundred one million, five hundred seventy-three thousand, five hundred sixty-three".