2457673871 has 2 divisors, whose sum is σ = 2457673872. Its totient is φ = 2457673870.

The previous prime is 2457673859. The next prime is 2457673909. The reversal of 2457673871 is 1783767542.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2457673871 is a prime.

It is a super-2 number, since 2×2457673871² = 12080321712392249282, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2457670871) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1228836935 + 1228836936.

It is an arithmetic number, because the mean of its divisors is an integer number (1228836936).

Almost surely, 2^2457673871 is an apocalyptic number.

2457673871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2457673871 is an equidigital number, since it uses as much as digits as its factorization.

2457673871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1975680, while the sum is 50.

The square root of 2457673871 is about 49574.9318809416. The cubic root of 2457673871 is about 1349.5057854442.

The spelling of 2457673871 in words is "two billion, four hundred fifty-seven million, six hundred seventy-three thousand, eight hundred seventy-one".