125553044342 has 16 divisors (see below), whose sum is σ = 205485002064. Its totient is φ = 57059964000.

The previous prime is 125553044339. The next prime is 125553044371. The reversal of 125553044342 is 243440355521.

It is a junction number, because it is equal to n+sod(n) for n = 125553044296 and 125553044305.

It is a congruent number.

It is an unprimeable number.

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, 345509 + ... + 608672.

It is an arithmetic number, because the mean of its divisors is an integer number (12842812629).

Almost surely, 2^125553044342 is an apocalyptic number.

125553044342 is a deficient number, since it is larger than the sum of its proper divisors (79931957722).

125553044342 is a wasteful number, since it uses less digits than its factorization.

125553044342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 960175.

The product of its (nonzero) digits is 288000, while the sum is 38.

Adding to 125553044342 its reverse (243440355521), we get a palindrome (368993399863).

The spelling of 125553044342 in words is "one hundred twenty-five billion, five hundred fifty-three million, forty-four thousand, three hundred forty-two".