156969050011 has 4 divisors (see below), whose sum is σ = 157074897112. Its totient is φ = 156863202912.

The previous prime is 156969049997. The next prime is 156969050053. The reversal of 156969050011 is 110050969651.

156969050011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 156969050011 - 2⁷ = 156969049883 is a prime.

It is a super-2 number, since 2×156969050011² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 156969050011.

It is not an unprimeable number, because it can be changed into a prime (156969051011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52921326 + ... + 52924291.

It is an arithmetic number, because the mean of its divisors is an integer number (39268724278).

Almost surely, 2^156969050011 is an apocalyptic number.

156969050011 is a deficient number, since it is larger than the sum of its proper divisors (105847101).

156969050011 is a wasteful number, since it uses less digits than its factorization.

156969050011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105847100.

The product of its (nonzero) digits is 72900, while the sum is 43.

The spelling of 156969050011 in words is "one hundred fifty-six billion, nine hundred sixty-nine million, fifty thousand, eleven".