7628709273 has 8 divisors (see below), whose sum is σ = 10176633600. Its totient is φ = 5083295568.

The previous prime is 7628709241. The next prime is 7628709313. The reversal of 7628709273 is 3729078267.

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

It is not a de Polignac number, because 7628709273 - 2⁵ = 7628709241 is a prime.

It is not an unprimeable number, because it can be changed into a prime (7628709223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 620553 + ... + 632726.

It is an arithmetic number, because the mean of its divisors is an integer number (1272079200).

Almost surely, 2^7628709273 is an apocalyptic number.

It is an amenable number.

7628709273 is a deficient number, since it is larger than the sum of its proper divisors (2547924327).

7628709273 is a wasteful number, since it uses less digits than its factorization.

7628709273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1255311.

The product of its (nonzero) digits is 1778112, while the sum is 51.

The square root of 7628709273 is about 87342.4826358857. The cubic root of 7628709273 is about 1968.5676992157.

The spelling of 7628709273 in words is "seven billion, six hundred twenty-eight million, seven hundred nine thousand, two hundred seventy-three".