7638829696 has 32 divisors (see below), whose sum is σ = 15225192180. Its totient is φ = 3817605120.

The previous prime is 7638829577. The next prime is 7638829733. The reversal of 7638829696 is 6969288367.

It can be written as a sum of positive squares in 2 ways, for example, as 7638760000 + 69696 = 87400^2 + 264^2 .

It is a tau number, because it is divible by the number of its divisors (32).

It is a Harshad number since it is a multiple of its sum of digits (64).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281026 + ... + 307006.

Almost surely, 2^7638829696 is an apocalyptic number.

It is an amenable number.

7638829696 is a deficient number, since it is larger than the sum of its proper divisors (7586362484).

7638829696 is a wasteful number, since it uses less digits than its factorization.

7638829696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28292 (or 28280 counting only the distinct ones).

The product of its digits is 47029248, while the sum is 64.

The square root of 7638829696 is about 87400.3987176260. The cubic root of 7638829696 is about 1969.4378304356.

The spelling of 7638829696 in words is "seven billion, six hundred thirty-eight million, eight hundred twenty-nine thousand, six hundred ninety-six".