123479328434 has 16 divisors (see below), whose sum is σ = 230922380736. Its totient is φ = 48108829200.

The previous prime is 123479328421. The next prime is 123479328449. The reversal of 123479328434 is 434823974321.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 400906757 + ... + 400907064.

It is an arithmetic number, because the mean of its divisors is an integer number (14432648796).

Almost surely, 2^123479328434 is an apocalyptic number.

123479328434 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

123479328434 is a deficient number, since it is larger than the sum of its proper divisors (107443052302).

123479328434 is a wasteful number, since it uses less digits than its factorization.

123479328434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 801813841.

The product of its digits is 3483648, while the sum is 50.

The spelling of 123479328434 in words is "one hundred twenty-three billion, four hundred seventy-nine million, three hundred twenty-eight thousand, four hundred thirty-four".