43686454421162 has 32 divisors (see below), whose sum is σ = 78989424998400. Its totient is φ = 17702094243888.

The previous prime is 43686454421119. The next prime is 43686454421167. The reversal of 43686454421162 is 26112445468634.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 43686454421098 and 43686454421107.

It is not an unprimeable number, because it can be changed into a prime (43686454421167) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163121462 + ... + 163389057.

It is an arithmetic number, because the mean of its divisors is an integer number (2468419531200).

Almost surely, 2^{43686454421162} is an apocalyptic number.

43686454421162 is a deficient number, since it is larger than the sum of its proper divisors (35302970577238).

43686454421162 is a wasteful number, since it uses less digits than its factorization.

43686454421162 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326511050.

The product of its digits is 26542080, while the sum is 56.

Adding to 43686454421162 its reverse (26112445468634), we get a palindrome (69798899889796).

The spelling of 43686454421162 in words is "forty-three trillion, six hundred eighty-six billion, four hundred fifty-four million, four hundred twenty-one thousand, one hundred sixty-two".