43047512042 has 8 divisors (see below), whose sum is σ = 65142695556. Its totient is φ = 21333280192.

The previous prime is 43047512021. The next prime is 43047512083. The reversal of 43047512042 is 24021574034.

It can be written as a sum of positive squares in 2 ways, for example, as 28872466561 + 14175045481 = 169919^2 + 119059^2 .

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

It is a super-2 number, since 2×43047512042² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95237633 + ... + 95238084.

Almost surely, 2^43047512042 is an apocalyptic number.

43047512042 is a deficient number, since it is larger than the sum of its proper divisors (22095183514).

43047512042 is a wasteful number, since it uses less digits than its factorization.

43047512042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190475832.

The product of its (nonzero) digits is 26880, while the sum is 32.

The spelling of 43047512042 in words is "forty-three billion, forty-seven million, five hundred twelve thousand, forty-two".