106236606645640 has 16 divisors (see below), whose sum is σ = 239032364952780. Its totient is φ = 42494642658240.

The previous prime is 106236606645607. The next prime is 106236606645641. The reversal of 106236606645640 is 46546606632601.

It can be written as a sum of positive squares in 2 ways, for example, as 104294870300196 + 1941736345444 = 10212486^2 + 1393462^2 .

It is a super-2 number, since 2×106236606645640² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106236606645641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1327957583031 + ... + 1327957583110.

Almost surely, 2^{106236606645640} is an apocalyptic number.

106236606645640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

106236606645640 is an abundant number, since it is smaller than the sum of its proper divisors (132795758307140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

106236606645640 is a wasteful number, since it uses less digits than its factorization.

106236606645640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2655915166152 (or 2655915166148 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 55.

The spelling of 106236606645640 in words is "one hundred six trillion, two hundred thirty-six billion, six hundred six million, six hundred forty-five thousand, six hundred forty".