2671580045 has 4 divisors (see below), whose sum is σ = 3205896060. Its totient is φ = 2137264032.

The previous prime is 2671580029. The next prime is 2671580057. The reversal of 2671580045 is 5400851762.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 876278404 + 1795301641 = 29602^2 + 42371^2 .

It is a cyclic number.

It is not a de Polignac number, because 2671580045 - 2⁴ = 2671580029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2671579990 and 2671580008.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 267158000 + ... + 267158009.

It is an arithmetic number, because the mean of its divisors is an integer number (801474015).

Almost surely, 2^2671580045 is an apocalyptic number.

It is an amenable number.

2671580045 is a deficient number, since it is larger than the sum of its proper divisors (534316015).

2671580045 is an equidigital number, since it uses as much as digits as its factorization.

2671580045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534316014.

The product of its (nonzero) digits is 67200, while the sum is 38.

The square root of 2671580045 is about 51687.3296369623. The cubic root of 2671580045 is about 1387.5737127194.

The spelling of 2671580045 in words is "two billion, six hundred seventy-one million, five hundred eighty thousand, forty-five".