9626988983 has 2 divisors, whose sum is σ = 9626988984. Its totient is φ = 9626988982.

The previous prime is 9626988949. The next prime is 9626989019. The reversal of 9626988983 is 3898896269.

It is a weak prime.

It is an emirp because it is prime and its reverse (3898896269) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9626988983 - 2²⁰ = 9625940407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9626988923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4813494491 + 4813494492.

It is an arithmetic number, because the mean of its divisors is an integer number (4813494492).

Almost surely, 2^9626988983 is an apocalyptic number.

9626988983 is a deficient number, since it is larger than the sum of its proper divisors (1).

9626988983 is an equidigital number, since it uses as much as digits as its factorization.

9626988983 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80621568, while the sum is 68.

The square root of 9626988983 is about 98117.2206241086. The cubic root of 9626988983 is about 2127.3069466541.

The spelling of 9626988983 in words is "nine billion, six hundred twenty-six million, nine hundred eighty-eight thousand, nine hundred eighty-three".