50155421701 has 8 divisors (see below), whose sum is σ = 62531434944. Its totient is φ = 39082146720.

The previous prime is 50155421689. The next prime is 50155421749. The reversal of 50155421701 is 10712455105.

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 50155421701 - 2²⁹ = 49618550789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50155721701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325684480 + ... + 325684633.

It is an arithmetic number, because the mean of its divisors is an integer number (7816429368).

Almost surely, 2^50155421701 is an apocalyptic number.

It is an amenable number.

50155421701 is a deficient number, since it is larger than the sum of its proper divisors (12376013243).

50155421701 is a wasteful number, since it uses less digits than its factorization.

50155421701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651369131.

The product of its (nonzero) digits is 7000, while the sum is 31.

Adding to 50155421701 its reverse (10712455105), we get a palindrome (60867876806).

The spelling of 50155421701 in words is "fifty billion, one hundred fifty-five million, four hundred twenty-one thousand, seven hundred one".