14998655961 has 9 divisors (see below), whose sum is σ = 21665255989. Its totient is φ = 9998859036.

The previous prime is 14998655929. The next prime is 14998655963. The reversal of 14998655961 is 16955689941.

The square root of 14998655961 is 122469.

It is a perfect power (a square), and thus also a powerful number.

14998655961 is a `hidden beast` number, since 1 + 499 + 8 + 6 + 55 + 96 + 1 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 14998655961 - 2⁵ = 14998655929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (14998655963) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 346996 + ... + 387818.

Almost surely, 2^14998655961 is an apocalyptic number.

14998655961 is the 122469-th square number.

14998655961 is the 61235-th centered octagonal number.

It is an amenable number.

14998655961 is a deficient number, since it is larger than the sum of its proper divisors (6666600028).

14998655961 is an frugal number, since it uses more digits than its factorization.

14998655961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81652 (or 40826 counting only the distinct ones).

The product of its digits is 20995200, while the sum is 63.

The spelling of 14998655961 in words is "fourteen billion, nine hundred ninety-eight million, six hundred fifty-five thousand, nine hundred sixty-one".