43706832668040 has 128 divisors (see below), whose sum is σ = 131450435740800. Its totient is φ = 11625831659520.

The previous prime is 43706832668039. The next prime is 43706832668047. The reversal of 43706832668040 is 4086623860734.

It is a super-3 number, since 3×43706832668040³ (a number of 42 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (43706832668047) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1033652739 + ... + 1033695021.

It is an arithmetic number, because the mean of its divisors is an integer number (1026956529225).

Almost surely, 2^{43706832668040} is an apocalyptic number.

43706832668040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

43706832668040 is an abundant number, since it is smaller than the sum of its proper divisors (87743603072760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

43706832668040 is a wasteful number, since it uses less digits than its factorization.

43706832668040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63767 (or 63763 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 57.

The spelling of 43706832668040 in words is "forty-three trillion, seven hundred six billion, eight hundred thirty-two million, six hundred sixty-eight thousand, forty".