505534310634 has 32 divisors (see below), whose sum is σ = 1017669430080. Its totient is φ = 167411642112.

The previous prime is 505534310629. The next prime is 505534310653. The reversal of 505534310634 is 436013435505.

It is a junction number, because it is equal to n+sod(n) for n = 505534310592 and 505534310601.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6444802 + ... + 6522770.

It is an arithmetic number, because the mean of its divisors is an integer number (31802169690).

Almost surely, 2^505534310634 is an apocalyptic number.

505534310634 is an abundant number, since it is smaller than the sum of its proper divisors (512135119446).

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

505534310634 is a wasteful number, since it uses less digits than its factorization.

505534310634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85014.

The product of its (nonzero) digits is 324000, while the sum is 39.

The spelling of 505534310634 in words is "five hundred five billion, five hundred thirty-four million, three hundred ten thousand, six hundred thirty-four".