50311222432540 has 24 divisors (see below), whose sum is σ = 105659959814640. Its totient is φ = 20123271314688.

The previous prime is 50311222432531. The next prime is 50311222432589. The reversal of 50311222432540 is 4523422211305.

It is a super-2 number, since 2×50311222432540² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 50311222432496 and 50311222432505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75764802 + ... + 76425961.

It is an arithmetic number, because the mean of its divisors is an integer number (4402498325610).

Almost surely, 2^{50311222432540} is an apocalyptic number.

It is an amenable number.

50311222432540 is an abundant number, since it is smaller than the sum of its proper divisors (55348737382100).

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

50311222432540 is a wasteful number, since it uses less digits than its factorization.

50311222432540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152207301 (or 152207299 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 50311222432540 its reverse (4523422211305), we get a palindrome (54834644643845).

The spelling of 50311222432540 in words is "fifty trillion, three hundred eleven billion, two hundred twenty-two million, four hundred thirty-two thousand, five hundred forty".