698989269661 has 16 divisors (see below), whose sum is σ = 714269484288. Its totient is φ = 683869536000.

The previous prime is 698989269631. The next prime is 698989269697. The reversal of 698989269661 is 166962989896.

698989269661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 698989269661 - 2⁹ = 698989269149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698989269631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10441051 + ... + 10507783.

It is an arithmetic number, because the mean of its divisors is an integer number (44641842768).

Almost surely, 2^698989269661 is an apocalyptic number.

It is an amenable number.

698989269661 is a deficient number, since it is larger than the sum of its proper divisors (15280214627).

698989269661 is a wasteful number, since it uses less digits than its factorization.

698989269661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67932.

The product of its digits is 1088391168, while the sum is 79.

The spelling of 698989269661 in words is "six hundred ninety-eight billion, nine hundred eighty-nine million, two hundred sixty-nine thousand, six hundred sixty-one".