7999252626 has 8 divisors (see below), whose sum is σ = 15998505264. Its totient is φ = 2666417540.

The previous prime is 7999252609. The next prime is 7999252663. The reversal of 7999252626 is 6262529997.

It is a sphenic number, since it is the product of 3 distinct primes.

7999252626 is an admirable number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 666604380 + ... + 666604391.

It is an arithmetic number, because the mean of its divisors is an integer number (1999813158).

Almost surely, 2^7999252626 is an apocalyptic number.

7999252626 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7999252626 is a wasteful number, since it uses less digits than its factorization.

7999252626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333208776.

The product of its digits is 7348320, while the sum is 57.

The square root of 7999252626 is about 89438.5410547377. The cubic root of 7999252626 is about 1999.9377168938.

The spelling of 7999252626 in words is "seven billion, nine hundred ninety-nine million, two hundred fifty-two thousand, six hundred twenty-six".