16238576947 has 2 divisors, whose sum is σ = 16238576948. Its totient is φ = 16238576946.

The previous prime is 16238576899. The next prime is 16238576951. The reversal of 16238576947 is 74967583261.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 16238576947 - 2⁷ = 16238576819 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 16238576891 and 16238576900.

It is not a weakly prime, because it can be changed into another prime (16238576047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8119288473 + 8119288474.

It is an arithmetic number, because the mean of its divisors is an integer number (8119288474).

Almost surely, 2^16238576947 is an apocalyptic number.

16238576947 is a deficient number, since it is larger than the sum of its proper divisors (1).

16238576947 is an equidigital number, since it uses as much as digits as its factorization.

16238576947 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15240960, while the sum is 58.

The spelling of 16238576947 in words is "sixteen billion, two hundred thirty-eight million, five hundred seventy-six thousand, nine hundred forty-seven".