50401685182681 has 8 divisors (see below), whose sum is σ = 57602049778944. Its totient is φ = 43201351550400.

The previous prime is 50401685182669. The next prime is 50401685182691. The reversal of 50401685182681 is 18628158610405.

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 50401685182681 - 2¹⁵ = 50401685149913 is a prime.

It is a super-2 number, since 2×50401685182681² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50401685182661) 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, 4141360 + ... + 10860673.

It is an arithmetic number, because the mean of its divisors is an integer number (7200256222368).

Almost surely, 2^{50401685182681} is an apocalyptic number.

It is an amenable number.

50401685182681 is a deficient number, since it is larger than the sum of its proper divisors (7200364596263).

50401685182681 is a wasteful number, since it uses less digits than its factorization.

50401685182681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15481991.

The product of its (nonzero) digits is 3686400, while the sum is 55.

The spelling of 50401685182681 in words is "fifty trillion, four hundred one billion, six hundred eighty-five million, one hundred eighty-two thousand, six hundred eighty-one".