6619863152 has 30 divisors (see below), whose sum is σ = 14920024968. Its totient is φ = 2837083872.

The previous prime is 6619863113. The next prime is 6619863179. The reversal of 6619863152 is 2513689166.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 6619863097 and 6619863106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4221068 + ... + 4222635.

Almost surely, 2^6619863152 is an apocalyptic number.

It is an amenable number.

6619863152 is an abundant number, since it is smaller than the sum of its proper divisors (8300161816).

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

6619863152 is a wasteful number, since it uses less digits than its factorization.

6619863152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8443725 (or 8443712 counting only the distinct ones).

The product of its digits is 466560, while the sum is 47.

The square root of 6619863152 is about 81362.5414548980. The cubic root of 6619863152 is about 1877.6573309929.

The spelling of 6619863152 in words is "six billion, six hundred nineteen million, eight hundred sixty-three thousand, one hundred fifty-two".