142400100504044 has 6 divisors (see below), whose sum is σ = 249200175882084. Its totient is φ = 71200050252020.

The previous prime is 142400100504019. The next prime is 142400100504061. The reversal of 142400100504044 is 440405001004241.

It is a junction number, because it is equal to n+sod(n) for n = 142400100503998 and 142400100504016.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 17800012563002 + ... + 17800012563009.

It is an arithmetic number, because the mean of its divisors is an integer number (41533362647014).

Almost surely, 2^{142400100504044} is an apocalyptic number.

It is an amenable number.

142400100504044 is a deficient number, since it is larger than the sum of its proper divisors (106800075378040).

142400100504044 is a wasteful number, since it uses less digits than its factorization.

142400100504044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35600025126015 (or 35600025126013 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

Adding to 142400100504044 its reverse (440405001004241), we get a palindrome (582805101508285).

The spelling of 142400100504044 in words is "one hundred forty-two trillion, four hundred billion, one hundred million, five hundred four thousand, forty-four".