43142445436 has 24 divisors (see below), whose sum is σ = 80274922560. Its totient is φ = 20217372672.

The previous prime is 43142445433. The next prime is 43142445461. The reversal of 43142445436 is 63454424134.

It is a super-2 number, since 2×43142445436² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43142445433) 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, 1311045 + ... + 1343548.

It is an arithmetic number, because the mean of its divisors is an integer number (3344788440).

Almost surely, 2^43142445436 is an apocalyptic number.

It is an amenable number.

43142445436 is a deficient number, since it is larger than the sum of its proper divisors (37132477124).

43142445436 is a wasteful number, since it uses less digits than its factorization.

43142445436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2654853 (or 2654851 counting only the distinct ones).

The product of its digits is 552960, while the sum is 40.

The spelling of 43142445436 in words is "forty-three billion, one hundred forty-two million, four hundred forty-five thousand, four hundred thirty-six".