153144615225257 has 2 divisors, whose sum is σ = 153144615225258. Its totient is φ = 153144615225256.

The previous prime is 153144615225253. The next prime is 153144615225299. The reversal of 153144615225257 is 752522516441351.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87109667561536 + 66034947663721 = 9333256^2 + 8126189^2 .

It is a cyclic number.

It is not a de Polignac number, because 153144615225257 - 2² = 153144615225253 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 153144615225199 and 153144615225208.

It is not a weakly prime, because it can be changed into another prime (153144615225253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76572307612628 + 76572307612629.

It is an arithmetic number, because the mean of its divisors is an integer number (76572307612629).

Almost surely, 2^{153144615225257} is an apocalyptic number.

It is an amenable number.

153144615225257 is a deficient number, since it is larger than the sum of its proper divisors (1).

153144615225257 is an equidigital number, since it uses as much as digits as its factorization.

153144615225257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10080000, while the sum is 53.

The spelling of 153144615225257 in words is "one hundred fifty-three trillion, one hundred forty-four billion, six hundred fifteen million, two hundred twenty-five thousand, two hundred fifty-seven".