125550368442 has 32 divisors (see below), whose sum is σ = 279175713600. Its totient is φ = 41823888624.

The previous prime is 125550368441. The next prime is 125550368467. The reversal of 125550368442 is 244863055521.

125550368442 is a `hidden beast` number, since 1 + 25 + 5 + 503 + 6 + 84 + 42 = 666.

It is not an unprimeable number, because it can be changed into a prime (125550368441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 641692 + ... + 814167.

It is an arithmetic number, because the mean of its divisors is an integer number (8724241050).

Almost surely, 2^125550368442 is an apocalyptic number.

125550368442 is an abundant number, since it is smaller than the sum of its proper divisors (153625345158).

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

125550368442 is a wasteful number, since it uses less digits than its factorization.

125550368442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1457467 (or 1457461 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 45.

The spelling of 125550368442 in words is "one hundred twenty-five billion, five hundred fifty million, three hundred sixty-eight thousand, four hundred forty-two".