125531914406 has 16 divisors (see below), whose sum is σ = 196888230144. Its totient is φ = 59913712584.

The previous prime is 125531914393. The next prime is 125531914423. The reversal of 125531914406 is 604419135521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2779400 + ... + 2824203.

It is an arithmetic number, because the mean of its divisors is an integer number (12305514384).

Almost surely, 2^125531914406 is an apocalyptic number.

125531914406 is a deficient number, since it is larger than the sum of its proper divisors (71356315738).

125531914406 is a wasteful number, since it uses less digits than its factorization.

125531914406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5604115.

The product of its (nonzero) digits is 129600, while the sum is 41.

The spelling of 125531914406 in words is "one hundred twenty-five billion, five hundred thirty-one million, nine hundred fourteen thousand, four hundred six".