155042532051023 has 2 divisors, whose sum is σ = 155042532051024. Its totient is φ = 155042532051022.

The previous prime is 155042532050951. The next prime is 155042532051049. The reversal of 155042532051023 is 320150235240551.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 155042532051023 - 2²⁶ = 155042464942159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (155042532021023) 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 as a sum of consecutive naturals, namely, 77521266025511 + 77521266025512.

It is an arithmetic number, because the mean of its divisors is an integer number (77521266025512).

Almost surely, 2^{155042532051023} is an apocalyptic number.

155042532051023 is a deficient number, since it is larger than the sum of its proper divisors (1).

155042532051023 is an equidigital number, since it uses as much as digits as its factorization.

155042532051023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 180000, while the sum is 38.

Adding to 155042532051023 its reverse (320150235240551), we get a palindrome (475192767291574).

The spelling of 155042532051023 in words is "one hundred fifty-five trillion, forty-two billion, five hundred thirty-two million, fifty-one thousand, twenty-three".