7616667264 has 128 divisors (see below), whose sum is σ = 21450094080. Its totient is φ = 2390446080.

The previous prime is 7616667251. The next prime is 7616667269. The reversal of 7616667264 is 4627666167.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (7616667269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 431802 + ... + 449094.

It is an arithmetic number, because the mean of its divisors is an integer number (167578860).

Almost surely, 2^7616667264 is an apocalyptic number.

7616667264 is a gapful number since it is divisible by the number (74) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7616667264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10725047040).

7616667264 is an abundant number, since it is smaller than the sum of its proper divisors (13833426816).

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

7616667264 is a wasteful number, since it uses less digits than its factorization.

7616667264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17378 (or 17366 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 51.

The square root of 7616667264 is about 87273.5198327649. The cubic root of 7616667264 is about 1967.5313511610.

The spelling of 7616667264 in words is "seven billion, six hundred sixteen million, six hundred sixty-seven thousand, two hundred sixty-four".