723434753400123 has 8 divisors (see below), whose sum is σ = 987011756577088. Its totient is φ = 471073792911624.

The previous prime is 723434753400049. The next prime is 723434753400127. The reversal of 723434753400123 is 321004357434327.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 723434753400123 - 2¹⁸ = 723434753137979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (723434753400127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2804010671965 + ... + 2804010672222.

It is an arithmetic number, because the mean of its divisors is an integer number (123376469572136).

Almost surely, 2^{723434753400123} is an apocalyptic number.

723434753400123 is a deficient number, since it is larger than the sum of its proper divisors (263577003176965).

723434753400123 is a wasteful number, since it uses less digits than its factorization.

723434753400123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5608021344233.

The product of its (nonzero) digits is 5080320, while the sum is 48.

The spelling of 723434753400123 in words is "seven hundred twenty-three trillion, four hundred thirty-four billion, seven hundred fifty-three million, four hundred thousand, one hundred twenty-three".