10406533431656 has 32 divisors (see below), whose sum is σ = 19550545560000. Its totient is φ = 5193060446976.

The previous prime is 10406533431577. The next prime is 10406533431661. The reversal of 10406533431656 is 65613433560401.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 10406533431656.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13983245 + ... + 14708643.

It is an arithmetic number, because the mean of its divisors is an integer number (610954548750).

Almost surely, 2^{10406533431656} is an apocalyptic number.

It is an amenable number.

10406533431656 is a deficient number, since it is larger than the sum of its proper divisors (9144012128344).

10406533431656 is a wasteful number, since it uses less digits than its factorization.

10406533431656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 728921 (or 728917 counting only the distinct ones).

The product of its (nonzero) digits is 2332800, while the sum is 47.

The spelling of 10406533431656 in words is "ten trillion, four hundred six billion, five hundred thirty-three million, four hundred thirty-one thousand, six hundred fifty-six".