142125400054 has 16 divisors (see below), whose sum is σ = 237517111296. Its totient is φ = 63227933800.

The previous prime is 142125400049. The next prime is 142125400057. The reversal of 142125400054 is 450004521241.

It is a junction number, because it is equal to n+sod(n) for n = 142125399995 and 142125400031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142125400057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68724982 + ... + 68727049.

It is an arithmetic number, because the mean of its divisors is an integer number (14844819456).

Almost surely, 2^142125400054 is an apocalyptic number.

142125400054 is a deficient number, since it is larger than the sum of its proper divisors (95391711242).

142125400054 is a wasteful number, since it uses less digits than its factorization.

142125400054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137452091.

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 142125400054 its reverse (450004521241), we get a palindrome (592129921295).

The spelling of 142125400054 in words is "one hundred forty-two billion, one hundred twenty-five million, four hundred thousand, fifty-four".