10001109549 has 16 divisors (see below), whose sum is σ = 13648295232. Its totient is φ = 6510741888.

The previous prime is 10001109523. The next prime is 10001109551. The reversal of 10001109549 is 94590110001.

It is not a de Polignac number, because 10001109549 - 2⁷ = 10001109421 is a prime.

It is a super-2 number, since 2×10001109549² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10001109749) 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, 743209 + ... + 756545.

It is an arithmetic number, because the mean of its divisors is an integer number (853018452).

Almost surely, 2^10001109549 is an apocalyptic number.

It is an amenable number.

10001109549 is a deficient number, since it is larger than the sum of its proper divisors (3647185683).

10001109549 is a wasteful number, since it uses less digits than its factorization.

10001109549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19196.

The product of its (nonzero) digits is 1620, while the sum is 30.

The spelling of 10001109549 in words is "ten billion, one million, one hundred nine thousand, five hundred forty-nine".