56758635287 has 2 divisors, whose sum is σ = 56758635288. Its totient is φ = 56758635286.

The previous prime is 56758635211. The next prime is 56758635317. The reversal of 56758635287 is 78253685765.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 56758635287 - 2²² = 56754440983 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (50758635287) 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, 28379317643 + 28379317644.

It is an arithmetic number, because the mean of its divisors is an integer number (28379317644).

Almost surely, 2^56758635287 is an apocalyptic number.

56758635287 is a deficient number, since it is larger than the sum of its proper divisors (1).

56758635287 is an equidigital number, since it uses as much as digits as its factorization.

56758635287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84672000, while the sum is 62.

The spelling of 56758635287 in words is "fifty-six billion, seven hundred fifty-eight million, six hundred thirty-five thousand, two hundred eighty-seven".