1440236806106 has 64 divisors (see below), whose sum is σ = 2494598346240. Its totient is φ = 610880071680.

The previous prime is 1440236806051. The next prime is 1440236806123. The reversal of 1440236806106 is 6016086320441.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 508377266 + ... + 508380098.

It is an arithmetic number, because the mean of its divisors is an integer number (38978099160).

Almost surely, 2^{1440236806106} is an apocalyptic number.

1440236806106 is a deficient number, since it is larger than the sum of its proper divisors (1054361540134).

1440236806106 is a wasteful number, since it uses less digits than its factorization.

1440236806106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3919.

The product of its (nonzero) digits is 165888, while the sum is 41.

The spelling of 1440236806106 in words is "one trillion, four hundred forty billion, two hundred thirty-six million, eight hundred six thousand, one hundred six".