106521444136 has 32 divisors (see below), whose sum is σ = 200932876800. Its totient is φ = 52939788160.

The previous prime is 106521444131. The next prime is 106521444137. The reversal of 106521444136 is 631444125601.

106521444136 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×106521444136² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 106521444095 and 106521444104.

It is not an unprimeable number, because it can be changed into a prime (106521444131) 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, 1942551 + ... + 1996633.

It is an arithmetic number, because the mean of its divisors is an integer number (6279152400).

Almost surely, 2^106521444136 is an apocalyptic number.

It is an amenable number.

106521444136 is a deficient number, since it is larger than the sum of its proper divisors (94411432664).

106521444136 is a wasteful number, since it uses less digits than its factorization.

106521444136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55569 (or 55565 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

Adding to 106521444136 its reverse (631444125601), we get a palindrome (737965569737).

The spelling of 106521444136 in words is "one hundred six billion, five hundred twenty-one million, four hundred forty-four thousand, one hundred thirty-six".