50001425544 has 144 divisors (see below), whose sum is σ = 153469695600. Its totient is φ = 13534105536.

The previous prime is 50001425543. The next prime is 50001425557. The reversal of 50001425544 is 44552410005.

It is not an unprimeable number, because it can be changed into a prime (50001425543) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 365647 + ... + 483425.

It is an arithmetic number, because the mean of its divisors is an integer number (1065761775).

Almost surely, 2^50001425544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50001425544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76734847800).

50001425544 is an abundant number, since it is smaller than the sum of its proper divisors (103468270056).

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

50001425544 is a wasteful number, since it uses less digits than its factorization.

50001425544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117840 (or 117810 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 30.

Adding to 50001425544 its reverse (44552410005), we get a palindrome (94553835549).

The spelling of 50001425544 in words is "fifty billion, one million, four hundred twenty-five thousand, five hundred forty-four".