2671806497 has 8 divisors (see below), whose sum is σ = 2714722560. Its totient is φ = 2629061280.

The previous prime is 2671806461. The next prime is 2671806539. The reversal of 2671806497 is 7946081762.

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 2671806497 - 2¹⁴ = 2671790113 is a prime.

It is a super-2 number, since 2×2671806497² = 14277099914822822018, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2671806197) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10997 + ... + 73922.

It is an arithmetic number, because the mean of its divisors is an integer number (339340320).

Almost surely, 2^2671806497 is an apocalyptic number.

It is an amenable number.

2671806497 is a deficient number, since it is larger than the sum of its proper divisors (42916063).

2671806497 is an equidigital number, since it uses as much as digits as its factorization.

2671806497 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85423.

The product of its (nonzero) digits is 1016064, while the sum is 50.

The square root of 2671806497 is about 51689.5201854302. The cubic root of 2671806497 is about 1387.6129167309.

The spelling of 2671806497 in words is "two billion, six hundred seventy-one million, eight hundred six thousand, four hundred ninety-seven".