47989495305 has 48 divisors (see below), whose sum is σ = 87152118144. Its totient is φ = 25330475520.

The previous prime is 47989495283. The next prime is 47989495321. The reversal of 47989495305 is 50359498974.

47989495305 is a `hidden beast` number, since 4 + 7 + 9 + 8 + 94 + 9 + 530 + 5 = 666.

It is not a de Polignac number, because 47989495305 - 2⁹ = 47989494793 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 85741 + ... + 321450.

It is an arithmetic number, because the mean of its divisors is an integer number (1815669128).

Almost surely, 2^47989495305 is an apocalyptic number.

47989495305 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

47989495305 is a deficient number, since it is larger than the sum of its proper divisors (39162622839).

47989495305 is an equidigital number, since it uses as much as digits as its factorization.

47989495305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407308 (or 407296 counting only the distinct ones).

The product of its (nonzero) digits is 48988800, while the sum is 63.

The spelling of 47989495305 in words is "forty-seven billion, nine hundred eighty-nine million, four hundred ninety-five thousand, three hundred five".