7620005271 has 16 divisors (see below), whose sum is σ = 11159735040. Its totient is φ = 4603389120.

The previous prime is 7620005257. The next prime is 7620005273. The reversal of 7620005271 is 1725000267.

It is a de Polignac number, because none of the positive numbers 2^k-7620005271 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7620005273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2904870 + ... + 2907491.

It is an arithmetic number, because the mean of its divisors is an integer number (697483440).

Almost surely, 2^7620005271 is an apocalyptic number.

7620005271 is a deficient number, since it is larger than the sum of its proper divisors (3539729769).

7620005271 is a wasteful number, since it uses less digits than its factorization.

7620005271 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5812406.

The product of its (nonzero) digits is 5880, while the sum is 30.

The square root of 7620005271 is about 87292.6415627343. The cubic root of 7620005271 is about 1967.8187329430.

The spelling of 7620005271 in words is "seven billion, six hundred twenty million, five thousand, two hundred seventy-one".