740123766325253 has 2 divisors, whose sum is σ = 740123766325254. Its totient is φ = 740123766325252.

The previous prime is 740123766325213. The next prime is 740123766325373. The reversal of 740123766325253 is 352523667321047.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 521641755312484 + 218482011012769 = 22839478^2 + 14781137^2 .

It is a cyclic number.

It is not a de Polignac number, because 740123766325253 - 2¹⁸ = 740123766063109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740123766325213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370061883162626 + 370061883162627.

It is an arithmetic number, because the mean of its divisors is an integer number (370061883162627).

Almost surely, 2^{740123766325253} is an apocalyptic number.

It is an amenable number.

740123766325253 is a deficient number, since it is larger than the sum of its proper divisors (1).

740123766325253 is an equidigital number, since it uses as much as digits as its factorization.

740123766325253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 38102400, while the sum is 56.

The spelling of 740123766325253 in words is "seven hundred forty trillion, one hundred twenty-three billion, seven hundred sixty-six million, three hundred twenty-five thousand, two hundred fifty-three".