125564612503404 has 12 divisors (see below), whose sum is σ = 292984095841304. Its totient is φ = 41854870834464.

The previous prime is 125564612503399. The next prime is 125564612503459. The reversal of 125564612503404 is 404305216465521.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5231858854297 + ... + 5231858854320.

Almost surely, 2^{125564612503404} is an apocalyptic number.

It is an amenable number.

125564612503404 is an abundant number, since it is smaller than the sum of its proper divisors (167419483337900).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

125564612503404 is a wasteful number, since it uses less digits than its factorization.

125564612503404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10463717708624 (or 10463717708622 counting only the distinct ones).

The product of its (nonzero) digits is 3456000, while the sum is 48.

Adding to 125564612503404 its reverse (404305216465521), we get a palindrome (529869828968925).

The spelling of 125564612503404 in words is "one hundred twenty-five trillion, five hundred sixty-four billion, six hundred twelve million, five hundred three thousand, four hundred four".