43052161278533 has 24 divisors (see below), whose sum is σ = 47856516966720. Its totient is φ = 38696134347200.

The previous prime is 43052161278521. The next prime is 43052161278557. The reversal of 43052161278533 is 33587216125034.

It is not a de Polignac number, because 43052161278533 - 2¹⁰ = 43052161277509 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43052161275533) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 183246368 + ... + 183481158.

It is an arithmetic number, because the mean of its divisors is an integer number (1994021540280).

Almost surely, 2^{43052161278533} is an apocalyptic number.

It is an amenable number.

43052161278533 is a deficient number, since it is larger than the sum of its proper divisors (4804355688187).

43052161278533 is a wasteful number, since it uses less digits than its factorization.

43052161278533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251929 (or 251918 counting only the distinct ones).

The product of its (nonzero) digits is 3628800, while the sum is 50.

The spelling of 43052161278533 in words is "forty-three trillion, fifty-two billion, one hundred sixty-one million, two hundred seventy-eight thousand, five hundred thirty-three".