43136422612 has 12 divisors (see below), whose sum is σ = 75509774676. Its totient is φ = 21562201280.

The previous prime is 43136422603. The next prime is 43136422649. The reversal of 43136422612 is 21622463134.

It can be written as a sum of positive squares in 2 ways, for example, as 22862649616 + 20273772996 = 151204^2 + 142386^2 .

It is a super-2 number, since 2×43136422612² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1486339 + ... + 1515082.

It is an arithmetic number, because the mean of its divisors is an integer number (6292481223).

Almost surely, 2^43136422612 is an apocalyptic number.

It is an amenable number.

43136422612 is a deficient number, since it is larger than the sum of its proper divisors (32373352064).

43136422612 is a wasteful number, since it uses less digits than its factorization.

43136422612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3005018 (or 3005016 counting only the distinct ones).

The product of its digits is 41472, while the sum is 34.

Adding to 43136422612 its reverse (21622463134), we get a palindrome (64758885746).

The spelling of 43136422612 in words is "forty-three billion, one hundred thirty-six million, four hundred twenty-two thousand, six hundred twelve".