50121343404 has 96 divisors (see below), whose sum is σ = 142577326080. Its totient is φ = 15100430400.

The previous prime is 50121343357. The next prime is 50121343421. The reversal of 50121343404 is 40434312105.

It is a happy number.

50121343404 is a `hidden beast` number, since 5 + 0 + 1 + 213 + 43 + 404 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 83589 + ... + 327459.

It is an arithmetic number, because the mean of its divisors is an integer number (1485180480).

Almost surely, 2^50121343404 is an apocalyptic number.

50121343404 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50121343404, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71288663040).

50121343404 is an abundant number, since it is smaller than the sum of its proper divisors (92455982676).

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

50121343404 is a wasteful number, since it uses less digits than its factorization.

50121343404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244068 (or 244060 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 50121343404 its reverse (40434312105), we get a palindrome (90555655509).

The spelling of 50121343404 in words is "fifty billion, one hundred twenty-one million, three hundred forty-three thousand, four hundred four".