505430634046 has 16 divisors (see below), whose sum is σ = 823955378400. Its totient is φ = 231135532128.

The previous prime is 505430634017. The next prime is 505430634047. The reversal of 505430634046 is 640436034505.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505430634047) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89169826 + ... + 89175493.

It is an arithmetic number, because the mean of its divisors is an integer number (51497211150).

Almost surely, 2^505430634046 is an apocalyptic number.

505430634046 is a deficient number, since it is larger than the sum of its proper divisors (318524744354).

505430634046 is a wasteful number, since it uses less digits than its factorization.

505430634046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178345443.

The product of its (nonzero) digits is 518400, while the sum is 40.

The spelling of 505430634046 in words is "five hundred five billion, four hundred thirty million, six hundred thirty-four thousand, forty-six".