155500542433 has 8 divisors (see below), whose sum is σ = 155987078120. Its totient is φ = 155014646400.

The previous prime is 155500542419. The next prime is 155500542443. The reversal of 155500542433 is 334245005551.

155500542433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 70879477824 + 84621064609 = 266232^2 + 290897^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-155500542433 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 155500542392 and 155500542401.

It is not an unprimeable number, because it can be changed into a prime (155500542443) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 329383 + ... + 647683.

It is an arithmetic number, because the mean of its divisors is an integer number (19498384765).

Almost surely, 2^155500542433 is an apocalyptic number.

It is an amenable number.

155500542433 is a deficient number, since it is larger than the sum of its proper divisors (486535687).

155500542433 is a wasteful number, since it uses less digits than its factorization.

155500542433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319827.

The product of its (nonzero) digits is 180000, while the sum is 37.

Adding to 155500542433 its reverse (334245005551), we get a palindrome (489745547984).

The spelling of 155500542433 in words is "one hundred fifty-five billion, five hundred million, five hundred forty-two thousand, four hundred thirty-three".