15958055963 has 2 divisors, whose sum is σ = 15958055964. Its totient is φ = 15958055962.

The previous prime is 15958055959. The next prime is 15958055987. The reversal of 15958055963 is 36955085951.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15958055963 - 2² = 15958055959 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 15958055899 and 15958055908.

It is not a weakly prime, because it can be changed into another prime (15958055923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7979027981 + 7979027982.

It is an arithmetic number, because the mean of its divisors is an integer number (7979027982).

Almost surely, 2^15958055963 is an apocalyptic number.

15958055963 is a deficient number, since it is larger than the sum of its proper divisors (1).

15958055963 is an equidigital number, since it uses as much as digits as its factorization.

15958055963 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7290000, while the sum is 56.

The spelling of 15958055963 in words is "fifteen billion, nine hundred fifty-eight million, fifty-five thousand, nine hundred sixty-three".