10656545406 has 16 divisors (see below), whose sum is σ = 22952559504. Its totient is φ = 3278937024.

The previous prime is 10656545401. The next prime is 10656545413. The reversal of 10656545406 is 60454565601.

It is a super-2 number, since 2×10656545406² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10656545401) by changing a digit.

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, 68311111 + ... + 68311266.

It is an arithmetic number, because the mean of its divisors is an integer number (1434534969).

Almost surely, 2^10656545406 is an apocalyptic number.

10656545406 is an abundant number, since it is smaller than the sum of its proper divisors (12296014098).

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

10656545406 is a wasteful number, since it uses less digits than its factorization.

10656545406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136622395.

The product of its (nonzero) digits is 432000, while the sum is 42.

The spelling of 10656545406 in words is "ten billion, six hundred fifty-six million, five hundred forty-five thousand, four hundred six".