50221621354115 has 4 divisors (see below), whose sum is σ = 60265945624944. Its totient is φ = 40177297083288.

The previous prime is 50221621354067. The next prime is 50221621354153. The reversal of 50221621354115 is 51145312612205.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 50221621354115 - 2³² = 50217326386819 is a prime.

It is a super-2 number, since 2×50221621354115² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5022162135407 + ... + 5022162135416.

It is an arithmetic number, because the mean of its divisors is an integer number (15066486406236).

Almost surely, 2^{50221621354115} is an apocalyptic number.

50221621354115 is a deficient number, since it is larger than the sum of its proper divisors (10044324270829).

50221621354115 is a wasteful number, since it uses less digits than its factorization.

50221621354115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10044324270828.

The product of its (nonzero) digits is 72000, while the sum is 38.

The spelling of 50221621354115 in words is "fifty trillion, two hundred twenty-one billion, six hundred twenty-one million, three hundred fifty-four thousand, one hundred fifteen".