2671645071 has 8 divisors (see below), whose sum is σ = 3562717824. Its totient is φ = 1780834520.

The previous prime is 2671645057. The next prime is 2671645087. The reversal of 2671645071 is 1705461762.

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

It is a cyclic number.

It is not a de Polignac number, because 2671645071 - 2¹⁰ = 2671644047 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2671645001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40395 + ... + 83516.

It is an arithmetic number, because the mean of its divisors is an integer number (445339728).

Almost surely, 2^2671645071 is an apocalyptic number.

2671645071 is a deficient number, since it is larger than the sum of its proper divisors (891072753).

2671645071 is a wasteful number, since it uses less digits than its factorization.

2671645071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131101.

The product of its (nonzero) digits is 70560, while the sum is 39.

The square root of 2671645071 is about 51687.9586654377. The cubic root of 2671645071 is about 1387.5849704314.

The spelling of 2671645071 in words is "two billion, six hundred seventy-one million, six hundred forty-five thousand, seventy-one".