182473138309 has 48 divisors (see below), whose sum is σ = 235727968896. Its totient is φ = 137141452800.

The previous prime is 182473138297. The next prime is 182473138313. The reversal of 182473138309 is 903831374281.

It is not a de Polignac number, because 182473138309 - 2⁹ = 182473137797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (182473138369) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25002949 + ... + 25010245.

It is an arithmetic number, because the mean of its divisors is an integer number (4910999352).

Almost surely, 2^182473138309 is an apocalyptic number.

It is an amenable number.

182473138309 is a deficient number, since it is larger than the sum of its proper divisors (53254830587).

182473138309 is an equidigital number, since it uses as much as digits as its factorization.

182473138309 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7534 (or 7445 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 49.

The spelling of 182473138309 in words is "one hundred eighty-two billion, four hundred seventy-three million, one hundred thirty-eight thousand, three hundred nine".