6632873655 has 16 divisors (see below), whose sum is σ = 10638555360. Its totient is φ = 3528880128.

The previous prime is 6632873623. The next prime is 6632873657. The reversal of 6632873655 is 5563782366.

It is a happy number.

It is not a de Polignac number, because 6632873655 - 2⁵ = 6632873623 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6632873598 and 6632873607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6632873657) 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, 534442 + ... + 546711.

It is an arithmetic number, because the mean of its divisors is an integer number (664909710).

Almost surely, 2^6632873655 is an apocalyptic number.

6632873655 is a deficient number, since it is larger than the sum of its proper divisors (4005681705).

6632873655 is a wasteful number, since it uses less digits than its factorization.

6632873655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081570.

The product of its digits is 5443200, while the sum is 51.

The square root of 6632873655 is about 81442.4560963138. The cubic root of 6632873655 is about 1878.8866252657.

The spelling of 6632873655 in words is "six billion, six hundred thirty-two million, eight hundred seventy-three thousand, six hundred fifty-five".