10645605431011 has 16 divisors (see below), whose sum is σ = 11173635828864. Its totient is φ = 10130526451584.

The previous prime is 10645605430973. The next prime is 10645605431047. The reversal of 10645605431011 is 11013450654601.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10645605431011 - 2⁷ = 10645605430883 is a prime.

It is a super-2 number, since 2×10645605431011² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10645605431411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 420201 + ... + 4633333.

It is an arithmetic number, because the mean of its divisors is an integer number (698352239304).

Almost surely, 2^{10645605431011} is an apocalyptic number.

10645605431011 is a deficient number, since it is larger than the sum of its proper divisors (528030397853).

10645605431011 is a wasteful number, since it uses less digits than its factorization.

10645605431011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4214670.

The product of its (nonzero) digits is 43200, while the sum is 37.

The spelling of 10645605431011 in words is "ten trillion, six hundred forty-five billion, six hundred five million, four hundred thirty-one thousand, eleven".