206050144731 has 8 divisors (see below), whose sum is σ = 274741471824. Its totient is φ = 137362790400.

The previous prime is 206050144681. The next prime is 206050144757. The reversal of 206050144731 is 137441050602.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 206050144731 - 2⁹ = 206050144219 is a prime.

It is a super-2 number, since 2×206050144731² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 206050144692 and 206050144701.

It is not an unprimeable number, because it can be changed into a prime (206050144031) 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, 869986 + ... + 1081191.

It is an arithmetic number, because the mean of its divisors is an integer number (34342683978).

Almost surely, 2^206050144731 is an apocalyptic number.

206050144731 is a deficient number, since it is larger than the sum of its proper divisors (68691327093).

206050144731 is a wasteful number, since it uses less digits than its factorization.

206050144731 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1986381.

The product of its (nonzero) digits is 20160, while the sum is 33.

The spelling of 206050144731 in words is "two hundred six billion, fifty million, one hundred forty-four thousand, seven hundred thirty-one".