56687250467 has 2 divisors, whose sum is σ = 56687250468. Its totient is φ = 56687250466.

The previous prime is 56687250427. The next prime is 56687250479. The reversal of 56687250467 is 76405278665.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56687250467 - 2¹⁴ = 56687234083 is a prime.

It is not a weakly prime, because it can be changed into another prime (56687250427) 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, 28343625233 + 28343625234.

It is an arithmetic number, because the mean of its divisors is an integer number (28343625234).

Almost surely, 2^56687250467 is an apocalyptic number.

56687250467 is a deficient number, since it is larger than the sum of its proper divisors (1).

56687250467 is an equidigital number, since it uses as much as digits as its factorization.

56687250467 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16934400, while the sum is 56.

The spelling of 56687250467 in words is "fifty-six billion, six hundred eighty-seven million, two hundred fifty thousand, four hundred sixty-seven".