505354144502356 has 12 divisors (see below), whose sum is σ = 887041564823680. Its totient is φ = 251913697409880.

The previous prime is 505354144502351. The next prime is 505354144502413. The reversal of 505354144502356 is 653205441453505.

It is a super-2 number, since 2×505354144502356² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505354144502351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190843708836 + ... + 190843711483.

Almost surely, 2^{505354144502356} is an apocalyptic number.

It is an amenable number.

505354144502356 is a deficient number, since it is larger than the sum of its proper divisors (381687420321324).

505354144502356 is a wasteful number, since it uses less digits than its factorization.

505354144502356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381687420654 (or 381687420652 counting only the distinct ones).

The product of its (nonzero) digits is 21600000, while the sum is 52.

The spelling of 505354144502356 in words is "five hundred five trillion, three hundred fifty-four billion, one hundred forty-four million, five hundred two thousand, three hundred fifty-six".