129477712483 has 4 divisors (see below), whose sum is σ = 147974528560. Its totient is φ = 110980896408.

The previous prime is 129477712477. The next prime is 129477712517. The reversal of 129477712483 is 384217774921.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 129477712483 - 2²⁹ = 128940841571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (129477712783) 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 in 3 ways as a sum of consecutive naturals, for example, 9248408028 + ... + 9248408041.

It is an arithmetic number, because the mean of its divisors is an integer number (36993632140).

Almost surely, 2^129477712483 is an apocalyptic number.

129477712483 is a deficient number, since it is larger than the sum of its proper divisors (18496816077).

129477712483 is an equidigital number, since it uses as much as digits as its factorization.

129477712483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18496816076.

The product of its digits is 4741632, while the sum is 55.

The spelling of 129477712483 in words is "one hundred twenty-nine billion, four hundred seventy-seven million, seven hundred twelve thousand, four hundred eighty-three".