74431215605050 has 24 divisors (see below), whose sum is σ = 138506844593916. Its totient is φ = 29758554291840.

The previous prime is 74431215605017. The next prime is 74431215605147. The reversal of 74431215605050 is 5050651213447.

It can be written as a sum of positive squares in 6 ways, for example, as 3825360957609 + 70605854647441 = 1955853^2 + 8402729^2 .

It is a junction number, because it is equal to n+sod(n) for n = 74431215604988 and 74431215605006.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 348190837 + ... + 348404536.

Almost surely, 2^{74431215605050} is an apocalyptic number.

74431215605050 is a deficient number, since it is larger than the sum of its proper divisors (64075628988866).

74431215605050 is a wasteful number, since it uses less digits than its factorization.

74431215605050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 696597522 (or 696597517 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 43.

Adding to 74431215605050 its reverse (5050651213447), we get a palindrome (79481866818497).

The spelling of 74431215605050 in words is "seventy-four trillion, four hundred thirty-one billion, two hundred fifteen million, six hundred five thousand, fifty".