10949385156 has 12 divisors (see below), whose sum is σ = 25548565392. Its totient is φ = 3649795048.

The previous prime is 10949385107. The next prime is 10949385157. The reversal of 10949385156 is 65158394901.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 10949385099 and 10949385108.

It is not an unprimeable number, because it can be changed into a prime (10949385157) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 456224370 + ... + 456224393.

It is an arithmetic number, because the mean of its divisors is an integer number (2129047116).

Almost surely, 2^10949385156 is an apocalyptic number.

It is an amenable number.

10949385156 is an abundant number, since it is smaller than the sum of its proper divisors (14599180236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10949385156 is a wasteful number, since it uses less digits than its factorization.

10949385156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912448770 (or 912448768 counting only the distinct ones).

The product of its (nonzero) digits is 1166400, while the sum is 51.

The spelling of 10949385156 in words is "ten billion, nine hundred forty-nine million, three hundred eighty-five thousand, one hundred fifty-six".