505426401531244 has 24 divisors (see below), whose sum is σ = 931059016957440. Its totient is φ = 239409836187984.

The previous prime is 505426401531221. The next prime is 505426401531257. The reversal of 505426401531244 is 442135104624505.

It is a junction number, because it is equal to n+sod(n) for n = 505426401531194 and 505426401531203.

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, 30212164 + ... + 43859179.

It is an arithmetic number, because the mean of its divisors is an integer number (38794125706560).

Almost surely, 2^{505426401531244} is an apocalyptic number.

It is an amenable number.

505426401531244 is a deficient number, since it is larger than the sum of its proper divisors (425632615426196).

505426401531244 is a wasteful number, since it uses less digits than its factorization.

505426401531244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74161149 (or 74161147 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 46.

The spelling of 505426401531244 in words is "five hundred five trillion, four hundred twenty-six billion, four hundred one million, five hundred thirty-one thousand, two hundred forty-four".