10543849106549 has 16 divisors (see below), whose sum is σ = 11604431658240. Its totient is φ = 9500278824960.

The previous prime is 10543849106507. The next prime is 10543849106591. The reversal of 10543849106549 is 94560194834501.

It is an interprime number because it is at equal distance from previous prime (10543849106507) and next prime (10543849106591).

It is not a de Polignac number, because 10543849106549 - 2¹² = 10543849102453 is a prime.

It is a super-2 number, since 2×10543849106549² (a number of 27 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 (10543849106849) 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, 89199524 + ... + 89317650.

It is an arithmetic number, because the mean of its divisors is an integer number (725276978640).

Almost surely, 2^{10543849106549} is an apocalyptic number.

It is an amenable number.

10543849106549 is a deficient number, since it is larger than the sum of its proper divisors (1060582551691).

10543849106549 is a wasteful number, since it uses less digits than its factorization.

10543849106549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190060.

The product of its (nonzero) digits is 18662400, while the sum is 59.

The spelling of 10543849106549 in words is "ten trillion, five hundred forty-three billion, eight hundred forty-nine million, one hundred six thousand, five hundred forty-nine".