2463457561 has 2 divisors, whose sum is σ = 2463457562. Its totient is φ = 2463457560.

The previous prime is 2463457499. The next prime is 2463457567. The reversal of 2463457561 is 1657543642.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1470262336 + 993195225 = 38344^2 + 31515^2 .

It is a cyclic number.

It is not a de Polignac number, because 2463457561 - 2²⁵ = 2429903129 is a prime.

It is not a weakly prime, because it can be changed into another prime (2463457567) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1231728780 + 1231728781.

It is an arithmetic number, because the mean of its divisors is an integer number (1231728781).

Almost surely, 2^2463457561 is an apocalyptic number.

It is an amenable number.

2463457561 is a deficient number, since it is larger than the sum of its proper divisors (1).

2463457561 is an equidigital number, since it uses as much as digits as its factorization.

2463457561 is an evil number, because the sum of its binary digits is even.

The product of its digits is 604800, while the sum is 43.

The square root of 2463457561 is about 49633.2304106835. The cubic root of 2463457561 is about 1350.5635618716.

The spelling of 2463457561 in words is "two billion, four hundred sixty-three million, four hundred fifty-seven thousand, five hundred sixty-one".