43000852041021 has 8 divisors (see below), whose sum is σ = 65525107872064. Its totient is φ = 24571915452000.

The previous prime is 43000852040947. The next prime is 43000852041041. The reversal of 43000852041021 is 12014025800034.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 43000852041021 - 2⁷ = 43000852040893 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 43000852041021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43000852041041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1023829810480 + ... + 1023829810521.

It is an arithmetic number, because the mean of its divisors is an integer number (8190638484008).

Almost surely, 2^{43000852041021} is an apocalyptic number.

It is an amenable number.

43000852041021 is a deficient number, since it is larger than the sum of its proper divisors (22524255831043).

43000852041021 is a wasteful number, since it uses less digits than its factorization.

43000852041021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047659621011.

The product of its (nonzero) digits is 7680, while the sum is 30.

Adding to 43000852041021 its reverse (12014025800034), we get a palindrome (55014877841055).

The spelling of 43000852041021 in words is "forty-three trillion, eight hundred fifty-two million, forty-one thousand, twenty-one".