505034017450 has 48 divisors (see below), whose sum is σ = 967660610400. Its totient is φ = 195991225920.

The previous prime is 505034017447. The next prime is 505034017471. The reversal of 505034017450 is 54710430505.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 467904 + ... + 1108603.

It is an arithmetic number, because the mean of its divisors is an integer number (20159596050).

Almost surely, 2^505034017450 is an apocalyptic number.

505034017450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

505034017450 is a deficient number, since it is larger than the sum of its proper divisors (462626592950).

505034017450 is a wasteful number, since it uses less digits than its factorization.

505034017450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1576711 (or 1576706 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 34.

Adding to 505034017450 its reverse (54710430505), we get a palindrome (559744447955).

The spelling of 505034017450 in words is "five hundred five billion, thirty-four million, seventeen thousand, four hundred fifty".