50404311113 has 8 divisors (see below), whose sum is σ = 54307309056. Its totient is φ = 46504990800.

The previous prime is 50404311073. The next prime is 50404311119. The reversal of 50404311113 is 31111340405.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-50404311113 is a prime.

It is not an unprimeable number, because it can be changed into a prime (50404311119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 890903 + ... + 945788.

It is an arithmetic number, because the mean of its divisors is an integer number (6788413632).

Almost surely, 2^50404311113 is an apocalyptic number.

It is an amenable number.

50404311113 is a deficient number, since it is larger than the sum of its proper divisors (3902997943).

50404311113 is a wasteful number, since it uses less digits than its factorization.

50404311113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1838815.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 50404311113 its reverse (31111340405), we get a palindrome (81515651518).

The spelling of 50404311113 in words is "fifty billion, four hundred four million, three hundred eleven thousand, one hundred thirteen".