505363634435 has 16 divisors (see below), whose sum is σ = 661812249600. Its totient is φ = 367400905440.

The previous prime is 505363634407. The next prime is 505363634443. The reversal of 505363634435 is 534436363505.

It is not a de Polignac number, because 505363634435 - 2¹⁴ = 505363618051 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 505363634435.

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, 1553747 + ... + 1850636.

It is an arithmetic number, because the mean of its divisors is an integer number (41363265600).

Almost surely, 2^505363634435 is an apocalyptic number.

505363634435 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

505363634435 is a deficient number, since it is larger than the sum of its proper divisors (156448615165).

505363634435 is a wasteful number, since it uses less digits than its factorization.

505363634435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3407098.

The product of its (nonzero) digits is 5832000, while the sum is 47.

The spelling of 505363634435 in words is "five hundred five billion, three hundred sixty-three million, six hundred thirty-four thousand, four hundred thirty-five".