98836937939 has 2 divisors, whose sum is σ = 98836937940. Its totient is φ = 98836937938.

The previous prime is 98836937897. The next prime is 98836937987. The reversal of 98836937939 is 93973963889.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-98836937939 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (98836937989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49418468969 + 49418468970.

It is an arithmetic number, because the mean of its divisors is an integer number (49418468970).

Almost surely, 2^98836937939 is an apocalyptic number.

98836937939 is a deficient number, since it is larger than the sum of its proper divisors (1).

98836937939 is an equidigital number, since it uses as much as digits as its factorization.

98836937939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 476171136, while the sum is 74.

The spelling of 98836937939 in words is "ninety-eight billion, eight hundred thirty-six million, nine hundred thirty-seven thousand, nine hundred thirty-nine".