155142023555 has 8 divisors (see below), whose sum is σ = 192175926144. Its totient is φ = 120109953600.

The previous prime is 155142023549. The next prime is 155142023567. The reversal of 155142023555 is 555320241551.

155142023555 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 155142023555 - 2⁸ = 155142023299 is a prime.

It is an unprimeable number.

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, 500457986 + ... + 500458295.

It is an arithmetic number, because the mean of its divisors is an integer number (24021990768).

Almost surely, 2^155142023555 is an apocalyptic number.

155142023555 is a deficient number, since it is larger than the sum of its proper divisors (37033902589).

155142023555 is a wasteful number, since it uses less digits than its factorization.

155142023555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000916317.

The product of its (nonzero) digits is 150000, while the sum is 38.

The spelling of 155142023555 in words is "one hundred fifty-five billion, one hundred forty-two million, twenty-three thousand, five hundred fifty-five".