155500001106501 has 8 divisors (see below), whose sum is σ = 210427862194144. Its totient is φ = 102119403711600.

The previous prime is 155500001106467. The next prime is 155500001106529. The reversal of 155500001106501 is 105601100005551.

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

It is not a de Polignac number, because 155500001106501 - 2³³ = 155491411171909 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 (155500001106581) 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, 386815922950 + ... + 386815923351.

It is an arithmetic number, because the mean of its divisors is an integer number (26303482774268).

Almost surely, 2^{155500001106501} is an apocalyptic number.

It is an amenable number.

155500001106501 is a deficient number, since it is larger than the sum of its proper divisors (54927861087643).

155500001106501 is an equidigital number, since it uses as much as digits as its factorization.

155500001106501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 773631846371.

The product of its (nonzero) digits is 3750, while the sum is 30.

The spelling of 155500001106501 in words is "one hundred fifty-five trillion, five hundred billion, one million, one hundred six thousand, five hundred one".