2625706671 has 16 divisors (see below), whose sum is σ = 4004502528. Its totient is φ = 1499119200.

The previous prime is 2625706669. The next prime is 2625706679. The reversal of 2625706671 is 1766075262.

It is not a de Polignac number, because 2625706671 - 2¹ = 2625706669 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2625706679) 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, 28135 + ... + 77736.

It is an arithmetic number, because the mean of its divisors is an integer number (250281408).

Almost surely, 2^2625706671 is an apocalyptic number.

2625706671 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

2625706671 is a deficient number, since it is larger than the sum of its proper divisors (1378795857).

2625706671 is a wasteful number, since it uses less digits than its factorization.

2625706671 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107062.

The product of its (nonzero) digits is 211680, while the sum is 42.

The square root of 2625706671 is about 51241.6497685233. The cubic root of 2625706671 is about 1379.5858644940.

The spelling of 2625706671 in words is "two billion, six hundred twenty-five million, seven hundred six thousand, six hundred seventy-one".