2504686477 has 2 divisors, whose sum is σ = 2504686478. Its totient is φ = 2504686476.

The previous prime is 2504686451. The next prime is 2504686493. The reversal of 2504686477 is 7746864052.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1445444361 + 1059242116 = 38019^2 + 32546^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2504686477 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2504686477.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2504686417) 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, 1252343238 + 1252343239.

It is an arithmetic number, because the mean of its divisors is an integer number (1252343239).

Almost surely, 2^2504686477 is an apocalyptic number.

It is an amenable number.

2504686477 is a deficient number, since it is larger than the sum of its proper divisors (1).

2504686477 is an equidigital number, since it uses as much as digits as its factorization.

2504686477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2257920, while the sum is 49.

The square root of 2504686477 is about 50046.8428274951. The cubic root of 2504686477 is about 1358.0563493022.

The spelling of 2504686477 in words is "two billion, five hundred four million, six hundred eighty-six thousand, four hundred seventy-seven".