43006451012 has 24 divisors (see below), whose sum is σ = 91072485504. Its totient is φ = 17347139712.

The previous prime is 43006451011. The next prime is 43006451017. The reversal of 43006451012 is 21015460034.

It is not an unprimeable number, because it can be changed into a prime (43006451011) 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, 45174368 + ... + 45175319.

It is an arithmetic number, because the mean of its divisors is an integer number (3794686896).

Almost surely, 2^43006451012 is an apocalyptic number.

It is an amenable number.

43006451012 is an abundant number, since it is smaller than the sum of its proper divisors (48066034492).

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

43006451012 is a wasteful number, since it uses less digits than its factorization.

43006451012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90349715 (or 90349713 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 26.

The spelling of 43006451012 in words is "forty-three billion, six million, four hundred fifty-one thousand, twelve".