125105023426 has 8 divisors (see below), whose sum is σ = 187776990864. Its totient is φ = 62512693140.

The previous prime is 125105023411. The next prime is 125105023429. The reversal of 125105023426 is 624320501521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (125105023429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19905360 + ... + 19911643.

It is an arithmetic number, because the mean of its divisors is an integer number (23472123858).

Almost surely, 2^125105023426 is an apocalyptic number.

125105023426 is a deficient number, since it is larger than the sum of its proper divisors (62671967438).

125105023426 is a wasteful number, since it uses less digits than its factorization.

125105023426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39818576.

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 125105023426 its reverse (624320501521), we get a palindrome (749425524947).

The spelling of 125105023426 in words is "one hundred twenty-five billion, one hundred five million, twenty-three thousand, four hundred twenty-six".