155253312432107 has 2 divisors, whose sum is σ = 155253312432108. Its totient is φ = 155253312432106.

The previous prime is 155253312432089. The next prime is 155253312432161. The reversal of 155253312432107 is 701234213352551.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 155253312432107 - 2³² = 155249017464811 is a prime.

It is a super-2 number, since 2×155253312432107² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (155253312432307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77626656216053 + 77626656216054.

It is an arithmetic number, because the mean of its divisors is an integer number (77626656216054).

Almost surely, 2^{155253312432107} is an apocalyptic number.

155253312432107 is a deficient number, since it is larger than the sum of its proper divisors (1).

155253312432107 is an equidigital number, since it uses as much as digits as its factorization.

155253312432107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756000, while the sum is 44.

Adding to 155253312432107 its reverse (701234213352551), we get a palindrome (856487525784658).

The spelling of 155253312432107 in words is "one hundred fifty-five trillion, two hundred fifty-three billion, three hundred twelve million, four hundred thirty-two thousand, one hundred seven".