7622779968 has 336 divisors, whose sum is σ = 24271833600. Its totient is φ = 2343306240.

The previous prime is 7622779943. The next prime is 7622779981. The reversal of 7622779968 is 8699772267.

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 47 ways as a sum of consecutive naturals, for example, 28337338 + ... + 28337606.

It is an arithmetic number, because the mean of its divisors is an integer number (72237600).

Almost surely, 2^7622779968 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 7622779968, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12135916800).

7622779968 is an abundant number, since it is smaller than the sum of its proper divisors (16649053632).

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

7622779968 is a wasteful number, since it uses less digits than its factorization.

7622779968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 367 (or 328 counting only the distinct ones).

The product of its digits is 32006016, while the sum is 63.

The square root of 7622779968 is about 87308.5331912065. The cubic root of 7622779968 is about 1968.0575533436.

The spelling of 7622779968 in words is "seven billion, six hundred twenty-two million, seven hundred seventy-nine thousand, nine hundred sixty-eight".