155040250124273 has 2 divisors, whose sum is σ = 155040250124274. Its totient is φ = 155040250124272.

The previous prime is 155040250124257. The next prime is 155040250124369. The reversal of 155040250124273 is 372421052040551.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 139433776171264 + 15606473953009 = 11808208^2 + 3950503^2 .

It is a cyclic number.

It is not a de Polignac number, because 155040250124273 - 2⁴ = 155040250124257 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 155040250124273.

It is not a weakly prime, because it can be changed into another prime (155040250124233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77520125062136 + 77520125062137.

It is an arithmetic number, because the mean of its divisors is an integer number (77520125062137).

Almost surely, 2^{155040250124273} is an apocalyptic number.

It is an amenable number.

155040250124273 is a deficient number, since it is larger than the sum of its proper divisors (1).

155040250124273 is an equidigital number, since it uses as much as digits as its factorization.

155040250124273 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336000, while the sum is 41.

The spelling of 155040250124273 in words is "one hundred fifty-five trillion, forty billion, two hundred fifty million, one hundred twenty-four thousand, two hundred seventy-three".