6650633454 has 8 divisors (see below), whose sum is σ = 13301266920. Its totient is φ = 2216877816.

The previous prime is 6650633447. The next prime is 6650633467. The reversal of 6650633454 is 4543360566.

It is a happy number.

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

6650633454 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 554219449 + ... + 554219460.

It is an arithmetic number, because the mean of its divisors is an integer number (1662658365).

Almost surely, 2^6650633454 is an apocalyptic number.

6650633454 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6650633454 is a wasteful number, since it uses less digits than its factorization.

6650633454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108438914.

The product of its (nonzero) digits is 777600, while the sum is 42.

The square root of 6650633454 is about 81551.4160146836. The cubic root of 6650633454 is about 1880.5620635336.

The spelling of 6650633454 in words is "six billion, six hundred fifty million, six hundred thirty-three thousand, four hundred fifty-four".