155345050213 has 16 divisors (see below), whose sum is σ = 161112946176. Its totient is φ = 149714429040.

The previous prime is 155345050123. The next prime is 155345050247. The reversal of 155345050213 is 312050543551.

It is a cyclic number.

It is not a de Polignac number, because 155345050213 - 2²¹ = 155342953061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (155345050013) 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 in 15 ways as a sum of consecutive naturals, for example, 437178 + ... + 708388.

It is an arithmetic number, because the mean of its divisors is an integer number (10069559136).

Almost surely, 2^155345050213 is an apocalyptic number.

It is an amenable number.

155345050213 is a deficient number, since it is larger than the sum of its proper divisors (5767895963).

155345050213 is a wasteful number, since it uses less digits than its factorization.

155345050213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271464.

The product of its (nonzero) digits is 45000, while the sum is 34.

Adding to 155345050213 its reverse (312050543551), we get a palindrome (467395593764).

The spelling of 155345050213 in words is "one hundred fifty-five billion, three hundred forty-five million, fifty thousand, two hundred thirteen".