6601963828 has 24 divisors (see below), whose sum is σ = 12035842560. Its totient is φ = 3165881280.

The previous prime is 6601963813. The next prime is 6601963843. The reversal of 6601963828 is 8283691066.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (6601963813) and next prime (6601963843).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331476 + ... + 350827.

It is an arithmetic number, because the mean of its divisors is an integer number (501493440).

Almost surely, 2^6601963828 is an apocalyptic number.

It is an amenable number.

6601963828 is a deficient number, since it is larger than the sum of its proper divisors (5433878732).

6601963828 is a wasteful number, since it uses less digits than its factorization.

6601963828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682407 (or 682405 counting only the distinct ones).

The product of its (nonzero) digits is 746496, while the sum is 49.

The square root of 6601963828 is about 81252.4696732352. The cubic root of 6601963828 is about 1875.9634825885.

The spelling of 6601963828 in words is "six billion, six hundred one million, nine hundred sixty-three thousand, eight hundred twenty-eight".