20361525827 has 2 divisors, whose sum is σ = 20361525828. Its totient is φ = 20361525826.

The previous prime is 20361525823. The next prime is 20361525853. The reversal of 20361525827 is 72852516302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20361525827 - 2² = 20361525823 is a prime.

It is not a weakly prime, because it can be changed into another prime (20361525823) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10180762913 + 10180762914.

It is an arithmetic number, because the mean of its divisors is an integer number (10180762914).

Almost surely, 2^20361525827 is an apocalyptic number.

20361525827 is a deficient number, since it is larger than the sum of its proper divisors (1).

20361525827 is an equidigital number, since it uses as much as digits as its factorization.

20361525827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 201600, while the sum is 41.

The spelling of 20361525827 in words is "twenty billion, three hundred sixty-one million, five hundred twenty-five thousand, eight hundred twenty-seven".