155023541042 has 8 divisors (see below), whose sum is σ = 246213859356. Its totient is φ = 72952254592.

The previous prime is 155023541033. The next prime is 155023541053. The reversal of 155023541042 is 240145320551.

It can be written as a sum of positive squares in 2 ways, for example, as 150527704441 + 4495836601 = 387979^2 + 67051^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2279757923 + ... + 2279757990.

Almost surely, 2^155023541042 is an apocalyptic number.

155023541042 is a deficient number, since it is larger than the sum of its proper divisors (91190318314).

155023541042 is a wasteful number, since it uses less digits than its factorization.

155023541042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4559515932.

The product of its (nonzero) digits is 24000, while the sum is 32.

Adding to 155023541042 its reverse (240145320551), we get a palindrome (395168861593).

The spelling of 155023541042 in words is "one hundred fifty-five billion, twenty-three million, five hundred forty-one thousand, forty-two".