6627598764 has 48 divisors (see below), whose sum is σ = 16196490240. Its totient is φ = 2105326080.

The previous prime is 6627598727. The next prime is 6627598771. The reversal of 6627598764 is 4678957266.

It is a junction number, because it is equal to n+sod(n) for n = 6627598698 and 6627598707.

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 15 ways as a sum of consecutive naturals, for example, 30492 + ... + 119100.

It is an arithmetic number, because the mean of its divisors is an integer number (337426880).

Almost surely, 2^6627598764 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6627598764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8098245120).

6627598764 is an abundant number, since it is smaller than the sum of its proper divisors (9568891476).

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

6627598764 is a wasteful number, since it uses less digits than its factorization.

6627598764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88910 (or 88908 counting only the distinct ones).

The product of its digits is 30481920, while the sum is 60.

The square root of 6627598764 is about 81410.0654956130. The cubic root of 6627598764 is about 1878.3884223703.

The spelling of 6627598764 in words is "six billion, six hundred twenty-seven million, five hundred ninety-eight thousand, seven hundred sixty-four".