7020677664 has 720 divisors, whose sum is σ = 27748453824. Its totient is φ = 1659571200.

The previous prime is 7020677659. The next prime is 7020677693. The reversal of 7020677664 is 4667760207.

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 119 ways as a sum of consecutive naturals, for example, 98882749 + ... + 98882819.

Almost surely, 2^7020677664 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 7020677664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13874226912).

7020677664 is an abundant number, since it is smaller than the sum of its proper divisors (20727776160).

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

7020677664 is a wasteful number, since it uses less digits than its factorization.

7020677664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The square root of 7020677664 is about 83789.4842089388. The cubic root of 7020677664 is about 1914.8129001170.

The spelling of 7020677664 in words is "seven billion, twenty million, six hundred seventy-seven thousand, six hundred sixty-four".