155065763211 has 8 divisors (see below), whose sum is σ = 218916371664. Its totient is φ = 97296165120.

The previous prime is 155065763161. The next prime is 155065763219. The reversal of 155065763211 is 112367560551.

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

It is not a de Polignac number, because 155065763211 - 2¹⁴ = 155065746827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (155065763219) 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 7 ways as a sum of consecutive naturals, for example, 1520252530 + ... + 1520252631.

It is an arithmetic number, because the mean of its divisors is an integer number (27364546458).

Almost surely, 2^155065763211 is an apocalyptic number.

155065763211 is a deficient number, since it is larger than the sum of its proper divisors (63850608453).

155065763211 is a wasteful number, since it uses less digits than its factorization.

155065763211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040505181.

The product of its (nonzero) digits is 189000, while the sum is 42.

The spelling of 155065763211 in words is "one hundred fifty-five billion, sixty-five million, seven hundred sixty-three thousand, two hundred eleven".