698865740199 has 36 divisors (see below), whose sum is σ = 1110254236728. Its totient is φ = 423299812320.

The previous prime is 698865740117. The next prime is 698865740227. The reversal of 698865740199 is 991047568896.

698865740199 is a `hidden beast` number, since 6 + 9 + 8 + 86 + 57 + 401 + 99 = 666.

It is not a de Polignac number, because 698865740199 - 2⁹ = 698865739687 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698865740399) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1622877 + ... + 2007849.

Almost surely, 2^698865740199 is an apocalyptic number.

698865740199 is a deficient number, since it is larger than the sum of its proper divisors (411388496529).

698865740199 is a wasteful number, since it uses less digits than its factorization.

698865740199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 386668 (or 386654 counting only the distinct ones).

The product of its (nonzero) digits is 235146240, while the sum is 72.

The spelling of 698865740199 in words is "six hundred ninety-eight billion, eight hundred sixty-five million, seven hundred forty thousand, one hundred ninety-nine".