142723429947923 has 16 divisors (see below), whose sum is σ = 157155285366144. Its totient is φ = 128534436476160.

The previous prime is 142723429947907. The next prime is 142723429948039. The reversal of 142723429947923 is 329749924327241.

142723429947923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 142723429947923 - 2⁴ = 142723429947907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142723429947523) 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, 104530211 + ... + 105886787.

It is an arithmetic number, because the mean of its divisors is an integer number (9822205335384).

Almost surely, 2^{142723429947923} is an apocalyptic number.

142723429947923 is a deficient number, since it is larger than the sum of its proper divisors (14431855418221).

142723429947923 is a wasteful number, since it uses less digits than its factorization.

142723429947923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446082.

The product of its digits is 329204736, while the sum is 68.

The spelling of 142723429947923 in words is "one hundred forty-two trillion, seven hundred twenty-three billion, four hundred twenty-nine million, nine hundred forty-seven thousand, nine hundred twenty-three".