10656545405 has 8 divisors (see below), whose sum is σ = 13950386784. Its totient is φ = 7750214800.

The previous prime is 10656545401. The next prime is 10656545413. The reversal of 10656545405 is 50454565601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10656545405 - 2² = 10656545401 is a prime.

It is a super-2 number, since 2×10656545405² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

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, 96877631 + ... + 96877740.

It is an arithmetic number, because the mean of its divisors is an integer number (1743798348).

Almost surely, 2^10656545405 is an apocalyptic number.

It is an amenable number.

10656545405 is a deficient number, since it is larger than the sum of its proper divisors (3293841379).

10656545405 is a wasteful number, since it uses less digits than its factorization.

10656545405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 193755387.

The product of its (nonzero) digits is 360000, while the sum is 41.

The spelling of 10656545405 in words is "ten billion, six hundred fifty-six million, five hundred forty-five thousand, four hundred five".