827520785603 has 2 divisors, whose sum is σ = 827520785604. Its totient is φ = 827520785602.

The previous prime is 827520785599. The next prime is 827520785627. The reversal of 827520785603 is 306587025728.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 827520785603 - 2² = 827520785599 is a prime.

It is not a weakly prime, because it can be changed into another prime (827520785303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413760392801 + 413760392802.

It is an arithmetic number, because the mean of its divisors is an integer number (413760392802).

Almost surely, 2^827520785603 is an apocalyptic number.

827520785603 is a deficient number, since it is larger than the sum of its proper divisors (1).

827520785603 is an equidigital number, since it uses as much as digits as its factorization.

827520785603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5644800, while the sum is 53.

The spelling of 827520785603 in words is "eight hundred twenty-seven billion, five hundred twenty million, seven hundred eighty-five thousand, six hundred three".