43040013166331 has 8 divisors (see below), whose sum is σ = 44089903821600. Its totient is φ = 41990128903360.

The previous prime is 43040013166303. The next prime is 43040013166333. The reversal of 43040013166331 is 13366131004034.

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

It is a cyclic number.

It is not a de Polignac number, because 43040013166331 - 2²⁶ = 43039946057467 is a prime.

It is a super-2 number, since 2×43040013166331² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 43040013166291 and 43040013166300.

It is not an unprimeable number, because it can be changed into a prime (43040013166333) 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, 13826210 + ... + 16650648.

It is an arithmetic number, because the mean of its divisors is an integer number (5511237977700).

Almost surely, 2^{43040013166331} is an apocalyptic number.

43040013166331 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

43040013166331 is a deficient number, since it is larger than the sum of its proper divisors (1049890655269).

43040013166331 is a wasteful number, since it uses less digits than its factorization.

43040013166331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3196149.

The product of its (nonzero) digits is 46656, while the sum is 35.

The spelling of 43040013166331 in words is "forty-three trillion, forty billion, thirteen million, one hundred sixty-six thousand, three hundred thirty-one".