142575450123 has 16 divisors (see below), whose sum is σ = 194812279200. Its totient is φ = 92696248320.

The previous prime is 142575450001. The next prime is 142575450133. The reversal of 142575450123 is 321054575241.

It is not a de Polignac number, because 142575450123 - 2²⁰ = 142574401547 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142575450133) 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, 98763 + ... + 543051.

It is an arithmetic number, because the mean of its divisors is an integer number (12175767450).

Almost surely, 2^142575450123 is an apocalyptic number.

142575450123 is a deficient number, since it is larger than the sum of its proper divisors (52236829077).

142575450123 is a wasteful number, since it uses less digits than its factorization.

142575450123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 446942.

The product of its (nonzero) digits is 168000, while the sum is 39.

The spelling of 142575450123 in words is "one hundred forty-two billion, five hundred seventy-five million, four hundred fifty thousand, one hundred twenty-three".