63591560983 has 2 divisors, whose sum is σ = 63591560984. Its totient is φ = 63591560982.

The previous prime is 63591560957. The next prime is 63591560993. The reversal of 63591560983 is 38906519536.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63591560983 - 2⁵ = 63591560951 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63591560933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31795780491 + 31795780492.

It is an arithmetic number, because the mean of its divisors is an integer number (31795780492).

Almost surely, 2^63591560983 is an apocalyptic number.

63591560983 is a deficient number, since it is larger than the sum of its proper divisors (1).

63591560983 is an equidigital number, since it uses as much as digits as its factorization.

63591560983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5248800, while the sum is 55.

The spelling of 63591560983 in words is "sixty-three billion, five hundred ninety-one million, five hundred sixty thousand, nine hundred eighty-three".