87662360459 has 2 divisors, whose sum is σ = 87662360460. Its totient is φ = 87662360458.

The previous prime is 87662360447. The next prime is 87662360483. The reversal of 87662360459 is 95406326678.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 87662360459 - 2¹² = 87662356363 is a prime.

It is not a weakly prime, because it can be changed into another prime (87662360419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43831180229 + 43831180230.

It is an arithmetic number, because the mean of its divisors is an integer number (43831180230).

Almost surely, 2^87662360459 is an apocalyptic number.

87662360459 is a deficient number, since it is larger than the sum of its proper divisors (1).

87662360459 is an equidigital number, since it uses as much as digits as its factorization.

87662360459 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13063680, while the sum is 56.

The spelling of 87662360459 in words is "eighty-seven billion, six hundred sixty-two million, three hundred sixty thousand, four hundred fifty-nine".