50542121011 has 8 divisors (see below), whose sum is σ = 52914894480. Its totient is φ = 48211343712.

The previous prime is 50542120901. The next prime is 50542121059. The reversal of 50542121011 is 11012124505.

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

It is not a de Polignac number, because 50542121011 - 2⁷ = 50542120883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50542121081) 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, 10496580 + ... + 10501393.

It is an arithmetic number, because the mean of its divisors is an integer number (6614361810).

Almost surely, 2^50542121011 is an apocalyptic number.

50542121011 is a deficient number, since it is larger than the sum of its proper divisors (2372773469).

50542121011 is a wasteful number, since it uses less digits than its factorization.

50542121011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20998085.

The product of its (nonzero) digits is 400, while the sum is 22.

Adding to 50542121011 its reverse (11012124505), we get a palindrome (61554245516).

The spelling of 50542121011 in words is "fifty billion, five hundred forty-two million, one hundred twenty-one thousand, eleven".