823715124406 has 32 divisors (see below), whose sum is σ = 1277061120000. Its totient is φ = 398062499040.

The previous prime is 823715124319. The next prime is 823715124409. The reversal of 823715124406 is 604421517328.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (823715124409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 295342860 + ... + 295345648.

It is an arithmetic number, because the mean of its divisors is an integer number (39908160000).

Almost surely, 2^823715124406 is an apocalyptic number.

823715124406 is a deficient number, since it is larger than the sum of its proper divisors (453345995594).

823715124406 is a wasteful number, since it uses less digits than its factorization.

823715124406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7204.

The product of its (nonzero) digits is 322560, while the sum is 43.

The spelling of 823715124406 in words is "eight hundred twenty-three billion, seven hundred fifteen million, one hundred twenty-four thousand, four hundred six".