50501111005000 has 80 divisors (see below), whose sum is σ = 119409646603500. Its totient is φ = 20015119008000.

The previous prime is 50501111004973. The next prime is 50501111005001. The reversal of 50501111005000 is 50011110505.

It is a happy number.

It can be written as a sum of positive squares in 10 ways, for example, as 2358245492964 + 48142865512036 = 1535658^2 + 6938506^2 .

It is a super-2 number, since 2×50501111005000² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (50501111005001) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 45786295 + ... + 46876294.

Almost surely, 2^{50501111005000} is an apocalyptic number.

50501111005000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

50501111005000 is an abundant number, since it is smaller than the sum of its proper divisors (68908535598500).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50501111005000 is a wasteful number, since it uses less digits than its factorization.

50501111005000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92662724 (or 92662705 counting only the distinct ones).

The product of its (nonzero) digits is 125, while the sum is 19.

Adding to 50501111005000 its reverse (50011110505), we get a palindrome (50551122115505).

The spelling of 50501111005000 in words is "fifty trillion, five hundred one billion, one hundred eleven million, five thousand".