10645531554164 has 24 divisors (see below), whose sum is σ = 20391629805288. Its totient is φ = 4832775987840.

The previous prime is 10645531554139. The next prime is 10645531554169. The reversal of 10645531554164 is 46145513554601.

It can be written as a sum of positive squares in 4 ways, for example, as 794847137764 + 9850684416400 = 891542^2 + 3138580^2 .

It is a super-2 number, since 2×10645531554164² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10645531554169) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1678044047 + ... + 1678050390.

It is an arithmetic number, because the mean of its divisors is an integer number (849651241887).

Almost surely, 2^{10645531554164} is an apocalyptic number.

It is an amenable number.

10645531554164 is a deficient number, since it is larger than the sum of its proper divisors (9746098251124).

10645531554164 is a wasteful number, since it uses less digits than its factorization.

10645531554164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3356094515 (or 3356094513 counting only the distinct ones).

The product of its (nonzero) digits is 4320000, while the sum is 50.

The spelling of 10645531554164 in words is "ten trillion, six hundred forty-five billion, five hundred thirty-one million, five hundred fifty-four thousand, one hundred sixty-four".