43111775812852 has 12 divisors (see below), whose sum is σ = 76039667576320. Its totient is φ = 21386156505336.

The previous prime is 43111775812841. The next prime is 43111775812867. The reversal of 43111775812852 is 25821857711134.

It is a happy number.

It is a super-2 number, since 2×43111775812852² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 43111775812793 and 43111775812802.

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, 42432849702 + ... + 42432850717.

Almost surely, 2^{43111775812852} is an apocalyptic number.

It is an amenable number.

43111775812852 is a deficient number, since it is larger than the sum of its proper divisors (32927891763468).

43111775812852 is a wasteful number, since it uses less digits than its factorization.

43111775812852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84865700550 (or 84865700548 counting only the distinct ones).

The product of its digits is 3763200, while the sum is 55.

The spelling of 43111775812852 in words is "forty-three trillion, one hundred eleven billion, seven hundred seventy-five million, eight hundred twelve thousand, eight hundred fifty-two".