50168061502619 has 4 divisors (see below), whose sum is σ = 50168077246560. Its totient is φ = 50168045758680.

The previous prime is 50168061502607. The next prime is 50168061502667. The reversal of 50168061502619 is 91620516086105.

It is a happy number.

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 50168061502619 - 2²⁸ = 50167793067163 is a prime.

It is a super-2 number, since 2×50168061502619² (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 (50168061502019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1216652 + ... + 10090409.

It is an arithmetic number, because the mean of its divisors is an integer number (12542019311640).

Almost surely, 2^{50168061502619} is an apocalyptic number.

50168061502619 is a deficient number, since it is larger than the sum of its proper divisors (15743941).

50168061502619 is a wasteful number, since it uses less digits than its factorization.

50168061502619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15743940.

The product of its (nonzero) digits is 777600, while the sum is 50.

The spelling of 50168061502619 in words is "fifty trillion, one hundred sixty-eight billion, sixty-one million, five hundred two thousand, six hundred nineteen".