2627397871 has 8 divisors (see below), whose sum is σ = 3006713120. Its totient is φ = 2249075808.

The previous prime is 2627397869. The next prime is 2627397887. The reversal of 2627397871 is 1787937262.

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

It is not a de Polignac number, because 2627397871 - 2¹ = 2627397869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2627397811) 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, 242616 + ... + 253213.

It is an arithmetic number, because the mean of its divisors is an integer number (375839140).

Almost surely, 2^2627397871 is an apocalyptic number.

2627397871 is a deficient number, since it is larger than the sum of its proper divisors (379315249).

2627397871 is an equidigital number, since it uses as much as digits as its factorization.

2627397871 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496593.

The product of its digits is 1778112, while the sum is 52.

The square root of 2627397871 is about 51258.1493130605. The cubic root of 2627397871 is about 1379.8819949155.

The spelling of 2627397871 in words is "two billion, six hundred twenty-seven million, three hundred ninety-seven thousand, eight hundred seventy-one".