43166143201 has 4 divisors (see below), whose sum is σ = 44218976004. Its totient is φ = 42113310400.

The previous prime is 43166143183. The next prime is 43166143211. The reversal of 43166143201 is 10234166134.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7178156176 + 35987987025 = 84724^2 + 189705^2 .

It is a cyclic number.

It is not a de Polignac number, because 43166143201 - 2¹¹ = 43166141153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43166143211) 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, 526416340 + ... + 526416421.

It is an arithmetic number, because the mean of its divisors is an integer number (11054744001).

Almost surely, 2^43166143201 is an apocalyptic number.

43166143201 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

43166143201 is a deficient number, since it is larger than the sum of its proper divisors (1052832803).

43166143201 is a wasteful number, since it uses less digits than its factorization.

43166143201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052832802.

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 43166143201 in words is "forty-three billion, one hundred sixty-six million, one hundred forty-three thousand, two hundred one".