98697974719 has 2 divisors, whose sum is σ = 98697974720. Its totient is φ = 98697974718.

The previous prime is 98697974717. The next prime is 98697974729. The reversal of 98697974719 is 91747979689.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 98697974719 - 2¹ = 98697974717 is a prime.

It is a super-2 number, since 2×98697974719² (a number of 23 digits) contains 22 as substring.

Together with 98697974717, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (98697974717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49348987359 + 49348987360.

It is an arithmetic number, because the mean of its divisors is an integer number (49348987360).

Almost surely, 2^98697974719 is an apocalyptic number.

98697974719 is a deficient number, since it is larger than the sum of its proper divisors (1).

98697974719 is an equidigital number, since it uses as much as digits as its factorization.

98697974719 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432081216, while the sum is 76.

The spelling of 98697974719 in words is "ninety-eight billion, six hundred ninety-seven million, nine hundred seventy-four thousand, seven hundred nineteen".