43538214633 has 32 divisors (see below), whose sum is σ = 62781231744. Its totient is φ = 26738629632.

The previous prime is 43538214623. The next prime is 43538214641. The reversal of 43538214633 is 33641283534.

It is not a de Polignac number, because 43538214633 - 2¹² = 43538210537 is a prime.

It is a super-2 number, since 2×43538214633² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (43538214613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 495891 + ... + 577047.

It is an arithmetic number, because the mean of its divisors is an integer number (1961913492).

Almost surely, 2^43538214633 is an apocalyptic number.

It is an amenable number.

43538214633 is a deficient number, since it is larger than the sum of its proper divisors (19243017111).

43538214633 is a wasteful number, since it uses less digits than its factorization.

43538214633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81401.

The product of its digits is 622080, while the sum is 42.

The spelling of 43538214633 in words is "forty-three billion, five hundred thirty-eight million, two hundred fourteen thousand, six hundred thirty-three".