50421513133 has 8 divisors (see below), whose sum is σ = 50765436000. Its totient is φ = 50077664208.

The previous prime is 50421513119. The next prime is 50421513173. The reversal of 50421513133 is 33131512405.

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 not a de Polignac number, because 50421513133 - 2¹³ = 50421504941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50421513173) 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, 2621610 + ... + 2640772.

It is an arithmetic number, because the mean of its divisors is an integer number (6345679500).

Almost surely, 2^50421513133 is an apocalyptic number.

It is an amenable number.

50421513133 is a deficient number, since it is larger than the sum of its proper divisors (343922867).

50421513133 is a wasteful number, since it uses less digits than its factorization.

50421513133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36971.

The product of its (nonzero) digits is 5400, while the sum is 28.

The spelling of 50421513133 in words is "fifty billion, four hundred twenty-one million, five hundred thirteen thousand, one hundred thirty-three".