50004155442 has 32 divisors (see below), whose sum is σ = 100378833984. Its totient is φ = 16606400000.

The previous prime is 50004155441. The next prime is 50004155459. The reversal of 50004155442 is 24455140005.

It is a super-2 number, since 2×50004155442² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50004155441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2049817 + ... + 2074067.

It is an arithmetic number, because the mean of its divisors is an integer number (3136838562).

Almost surely, 2^50004155442 is an apocalyptic number.

50004155442 is an abundant number, since it is smaller than the sum of its proper divisors (50374678542).

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

50004155442 is a wasteful number, since it uses less digits than its factorization.

50004155442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25514.

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

Adding to 50004155442 its reverse (24455140005), we get a palindrome (74459295447).

The spelling of 50004155442 in words is "fifty billion, four million, one hundred fifty-five thousand, four hundred forty-two".