43263145621111 has 8 divisors (see below), whose sum is σ = 49043241999920. Its totient is φ = 37833358113792.

The previous prime is 43263145621037. The next prime is 43263145621123. The reversal of 43263145621111 is 11112654136234.

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

It is a cyclic number.

It is not a de Polignac number, because 43263145621111 - 2⁹ = 43263145620599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43263145625111) 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, 87577217610 + ... + 87577218103.

It is an arithmetic number, because the mean of its divisors is an integer number (6130405249990).

Almost surely, 2^{43263145621111} is an apocalyptic number.

43263145621111 is a deficient number, since it is larger than the sum of its proper divisors (5780096378809).

43263145621111 is a wasteful number, since it uses less digits than its factorization.

43263145621111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175154435745.

The product of its digits is 103680, while the sum is 40.

Adding to 43263145621111 its reverse (11112654136234), we get a palindrome (54375799757345).

The spelling of 43263145621111 in words is "forty-three trillion, two hundred sixty-three billion, one hundred forty-five million, six hundred twenty-one thousand, one hundred eleven".