2457655831 has 2 divisors, whose sum is σ = 2457655832. Its totient is φ = 2457655830.

The previous prime is 2457655799. The next prime is 2457655843. The reversal of 2457655831 is 1385567542.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2457655831 - 2⁵ = 2457655799 is a prime.

It is a super-2 number, since 2×2457655831² = 12080144367296601122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2457655861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1228827915 + 1228827916.

It is an arithmetic number, because the mean of its divisors is an integer number (1228827916).

Almost surely, 2^2457655831 is an apocalyptic number.

2457655831 is a deficient number, since it is larger than the sum of its proper divisors (1).

2457655831 is an equidigital number, since it uses as much as digits as its factorization.

2457655831 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1008000, while the sum is 46.

The square root of 2457655831 is about 49574.7499338121. The cubic root of 2457655831 is about 1349.5024835220.

The spelling of 2457655831 in words is "two billion, four hundred fifty-seven million, six hundred fifty-five thousand, eight hundred thirty-one".