10698320851 has 2 divisors, whose sum is σ = 10698320852. Its totient is φ = 10698320850.

The previous prime is 10698320807. The next prime is 10698320863. The reversal of 10698320851 is 15802389601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10698320851 - 2¹⁹ = 10697796563 is a prime.

It is a super-2 number, since 2×10698320851² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10698320798 and 10698320807.

It is not a weakly prime, because it can be changed into another prime (10698320891) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5349160425 + 5349160426.

It is an arithmetic number, because the mean of its divisors is an integer number (5349160426).

Almost surely, 2^10698320851 is an apocalyptic number.

10698320851 is a deficient number, since it is larger than the sum of its proper divisors (1).

10698320851 is an equidigital number, since it uses as much as digits as its factorization.

10698320851 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 43.

The spelling of 10698320851 in words is "ten billion, six hundred ninety-eight million, three hundred twenty thousand, eight hundred fifty-one".