142621125423 has 16 divisors (see below), whose sum is σ = 217984018176. Its totient is φ = 81251565120.

The previous prime is 142621125419. The next prime is 142621125461. The reversal of 142621125423 is 324521126241.

142621125423 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 142621125423 - 2² = 142621125419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142621126423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10252086 + ... + 10265987.

It is an arithmetic number, because the mean of its divisors is an integer number (13624001136).

Almost surely, 2^142621125423 is an apocalyptic number.

142621125423 is a deficient number, since it is larger than the sum of its proper divisors (75362892753).

142621125423 is a wasteful number, since it uses less digits than its factorization.

142621125423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20518414.

The product of its digits is 23040, while the sum is 33.

The spelling of 142621125423 in words is "one hundred forty-two billion, six hundred twenty-one million, one hundred twenty-five thousand, four hundred twenty-three".