16632277955 has 8 divisors (see below), whose sum is σ = 20074102992. Its totient is φ = 13228909408.

The previous prime is 16632277939. The next prime is 16632277957. The reversal of 16632277955 is 55977223661.

It is a happy number.

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 16632277955 - 2⁴ = 16632277939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16632277897 and 16632277906.

It is not an unprimeable number, because it can be changed into a prime (16632277957) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9613169 + ... + 9614898.

It is an arithmetic number, because the mean of its divisors is an integer number (2509262874).

Almost surely, 2^16632277955 is an apocalyptic number.

16632277955 is a deficient number, since it is larger than the sum of its proper divisors (3441825037).

16632277955 is a wasteful number, since it uses less digits than its factorization.

16632277955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19228245.

The product of its digits is 4762800, while the sum is 53.

The spelling of 16632277955 in words is "sixteen billion, six hundred thirty-two million, two hundred seventy-seven thousand, nine hundred fifty-five".