137541950206 has 4 divisors (see below), whose sum is σ = 206312925312. Its totient is φ = 68770975102.

The previous prime is 137541950191. The next prime is 137541950207. The reversal of 137541950206 is 602059145731.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (137541950207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34385487550 + ... + 34385487553.

It is an arithmetic number, because the mean of its divisors is an integer number (51578231328).

Almost surely, 2^137541950206 is an apocalyptic number.

137541950206 is a deficient number, since it is larger than the sum of its proper divisors (68770975106).

137541950206 is an equidigital number, since it uses as much as digits as its factorization.

137541950206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68770975105.

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 137541950206 in words is "one hundred thirty-seven billion, five hundred forty-one million, nine hundred fifty thousand, two hundred six".