505366401441 has 32 divisors (see below), whose sum is σ = 745722736128. Its totient is φ = 301854003840.

The previous prime is 505366401439. The next prime is 505366401479. The reversal of 505366401441 is 144104663505.

It is not a de Polignac number, because 505366401441 - 2¹ = 505366401439 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 505366401441.

It is not an unprimeable number, because it can be changed into a prime (505366402441) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3068310 + ... + 3228816.

It is an arithmetic number, because the mean of its divisors is an integer number (23303835504).

Almost surely, 2^505366401441 is an apocalyptic number.

It is an amenable number.

505366401441 is a deficient number, since it is larger than the sum of its proper divisors (240356334687).

505366401441 is a wasteful number, since it uses less digits than its factorization.

505366401441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161901.

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 505366401441 in words is "five hundred five billion, three hundred sixty-six million, four hundred one thousand, four hundred forty-one".