6620607016 has 8 divisors (see below), whose sum is σ = 12413638170. Its totient is φ = 3310303504.

The previous prime is 6620607011. The next prime is 6620607029. The reversal of 6620607016 is 6107060266.

It can be written as a sum of positive squares in only one way, i.e., 6595064100 + 25542916 = 81210^2 + 5054^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-3 number, since 3×6620607016³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (6620607011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 413787931 + ... + 413787946.

Almost surely, 2^6620607016 is an apocalyptic number.

It is an amenable number.

6620607016 is a deficient number, since it is larger than the sum of its proper divisors (5793031154).

6620607016 is a wasteful number, since it uses less digits than its factorization.

6620607016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 827575883 (or 827575879 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 6620607016 is about 81367.1126192886. The cubic root of 6620607016 is about 1877.7276581959.

The spelling of 6620607016 in words is "six billion, six hundred twenty million, six hundred seven thousand, sixteen".