36520356623 has 2 divisors, whose sum is σ = 36520356624. Its totient is φ = 36520356622.

The previous prime is 36520356599. The next prime is 36520356643. The reversal of 36520356623 is 32665302563.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (32665302563) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36520356623 - 2¹⁴ = 36520340239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36520356643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18260178311 + 18260178312.

It is an arithmetic number, because the mean of its divisors is an integer number (18260178312).

Almost surely, 2^36520356623 is an apocalyptic number.

36520356623 is a deficient number, since it is larger than the sum of its proper divisors (1).

36520356623 is an equidigital number, since it uses as much as digits as its factorization.

36520356623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 583200, while the sum is 41.

The spelling of 36520356623 in words is "thirty-six billion, five hundred twenty million, three hundred fifty-six thousand, six hundred twenty-three".