125533155444 has 48 divisors (see below), whose sum is σ = 299761640640. Its totient is φ = 40865932800.

The previous prime is 125533155373. The next prime is 125533155469. The reversal of 125533155444 is 444551335521.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 125533155396 and 125533155405.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6703294 + ... + 6721994.

It is an arithmetic number, because the mean of its divisors is an integer number (6245034180).

Almost surely, 2^125533155444 is an apocalyptic number.

It is an amenable number.

125533155444 is an abundant number, since it is smaller than the sum of its proper divisors (174228485196).

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

125533155444 is a wasteful number, since it uses less digits than its factorization.

125533155444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31760 (or 31758 counting only the distinct ones).

The product of its digits is 720000, while the sum is 42.

The spelling of 125533155444 in words is "one hundred twenty-five billion, five hundred thirty-three million, one hundred fifty-five thousand, four hundred forty-four".