155044543151 has 4 divisors (see below), whose sum is σ = 155051153400. Its totient is φ = 155037932904.

The previous prime is 155044543141. The next prime is 155044543189. The reversal of 155044543151 is 151345440551.

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

It is a cyclic number.

It is not a de Polignac number, because 155044543151 - 2²² = 155040348847 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 (155044543141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3269816 + ... + 3316893.

It is an arithmetic number, because the mean of its divisors is an integer number (38762788350).

Almost surely, 2^155044543151 is an apocalyptic number.

155044543151 is a deficient number, since it is larger than the sum of its proper divisors (6610249).

155044543151 is an equidigital number, since it uses as much as digits as its factorization.

155044543151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6610248.

The product of its (nonzero) digits is 120000, while the sum is 38.

The spelling of 155044543151 in words is "one hundred fifty-five billion, forty-four million, five hundred forty-three thousand, one hundred fifty-one".