8198698951 has 2 divisors, whose sum is σ = 8198698952. Its totient is φ = 8198698950.

The previous prime is 8198698927. The next prime is 8198698967. The reversal of 8198698951 is 1598968918.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 8198698951 - 2⁹ = 8198698439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8198692951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4099349475 + 4099349476.

It is an arithmetic number, because the mean of its divisors is an integer number (4099349476).

Almost surely, 2^8198698951 is an apocalyptic number.

8198698951 is a deficient number, since it is larger than the sum of its proper divisors (1).

8198698951 is an equidigital number, since it uses as much as digits as its factorization.

8198698951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11197440, while the sum is 64.

The square root of 8198698951 is about 90546.6672550680. The cubic root of 8198698951 is about 2016.4230190113.

The spelling of 8198698951 in words is "eight billion, one hundred ninety-eight million, six hundred ninety-eight thousand, nine hundred fifty-one".