16976548991 has 2 divisors, whose sum is σ = 16976548992. Its totient is φ = 16976548990.

The previous prime is 16976548937. The next prime is 16976549069. The reversal of 16976548991 is 19984567961.

It is a weak prime.

It is an emirp because it is prime and its reverse (19984567961) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16976548991 - 2¹⁴ = 16976532607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16976548291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8488274495 + 8488274496.

It is an arithmetic number, because the mean of its divisors is an integer number (8488274496).

Almost surely, 2^16976548991 is an apocalyptic number.

16976548991 is a deficient number, since it is larger than the sum of its proper divisors (1).

16976548991 is an equidigital number, since it uses as much as digits as its factorization.

16976548991 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29393280, while the sum is 65.

The spelling of 16976548991 in words is "sixteen billion, nine hundred seventy-six million, five hundred forty-eight thousand, nine hundred ninety-one".