6616063842 has 16 divisors (see below), whose sum is σ = 14010488352. Its totient is φ = 2075627840.

The previous prime is 6616063819. The next prime is 6616063871. The reversal of 6616063842 is 2483606166.

It is a super-2 number, since 2×6616063842² = 87544601522839601928, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 6616063794 and 6616063803.

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, 32431584 + ... + 32431787.

It is an arithmetic number, because the mean of its divisors is an integer number (875655522).

Almost surely, 2^6616063842 is an apocalyptic number.

6616063842 is an abundant number, since it is smaller than the sum of its proper divisors (7394424510).

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

6616063842 is a wasteful number, since it uses less digits than its factorization.

6616063842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64863393.

The product of its (nonzero) digits is 248832, while the sum is 42.

The square root of 6616063842 is about 81339.1900746497. The cubic root of 6616063842 is about 1877.2980502795.

The spelling of 6616063842 in words is "six billion, six hundred sixteen million, sixty-three thousand, eight hundred forty-two".