11698962661 has 8 divisors (see below), whose sum is σ = 11959004960. Its totient is φ = 11441433168.

The previous prime is 11698962629. The next prime is 11698962689. The reversal of 11698962661 is 16626989611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11698962661 - 2⁵ = 11698962629 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 (11698962601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 618786 + ... + 637411.

It is an arithmetic number, because the mean of its divisors is an integer number (1494875620).

Almost surely, 2^11698962661 is an apocalyptic number.

It is an amenable number.

11698962661 is a deficient number, since it is larger than the sum of its proper divisors (260042299).

11698962661 is a wasteful number, since it uses less digits than its factorization.

11698962661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1256403.

The product of its digits is 1679616, while the sum is 55.

The spelling of 11698962661 in words is "eleven billion, six hundred ninety-eight million, nine hundred sixty-two thousand, six hundred sixty-one".