47723603687 has 2 divisors, whose sum is σ = 47723603688. Its totient is φ = 47723603686.

The previous prime is 47723603657. The next prime is 47723603749. The reversal of 47723603687 is 78630632774.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 47723603687 - 2⁶ = 47723603623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (47723603657) 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, 23861801843 + 23861801844.

It is an arithmetic number, because the mean of its divisors is an integer number (23861801844).

Almost surely, 2^47723603687 is an apocalyptic number.

47723603687 is a deficient number, since it is larger than the sum of its proper divisors (1).

47723603687 is an equidigital number, since it uses as much as digits as its factorization.

47723603687 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7112448, while the sum is 53.

The spelling of 47723603687 in words is "forty-seven billion, seven hundred twenty-three million, six hundred three thousand, six hundred eighty-seven".