533438243155 has 16 divisors (see below), whose sum is σ = 665347413024. Its totient is φ = 410214170880.

The previous prime is 533438243131. The next prime is 533438243197. The reversal of 533438243155 is 551342834335.

It is not a de Polignac number, because 533438243155 - 2¹⁷ = 533438112083 is a prime.

It is a Duffinian number.

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, 17354826 + ... + 17385535.

It is an arithmetic number, because the mean of its divisors is an integer number (41584213314).

Almost surely, 2^533438243155 is an apocalyptic number.

533438243155 is a deficient number, since it is larger than the sum of its proper divisors (131909169869).

533438243155 is a wasteful number, since it uses less digits than its factorization.

533438243155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34740486.

The product of its digits is 2592000, while the sum is 46.

The spelling of 533438243155 in words is "five hundred thirty-three billion, four hundred thirty-eight million, two hundred forty-three thousand, one hundred fifty-five".