26201610120157 has 2 divisors, whose sum is σ = 26201610120158. Its totient is φ = 26201610120156.

The previous prime is 26201610120143. The next prime is 26201610120211. The reversal of 26201610120157 is 75102101610262.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 23720689011321 + 2480921108836 = 4870389^2 + 1575094^2 .

It is a cyclic number.

It is not a de Polignac number, because 26201610120157 - 2¹⁹ = 26201609595869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26201610120137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13100805060078 + 13100805060079.

It is an arithmetic number, because the mean of its divisors is an integer number (13100805060079).

Almost surely, 2^{26201610120157} is an apocalyptic number.

It is an amenable number.

26201610120157 is a deficient number, since it is larger than the sum of its proper divisors (1).

26201610120157 is an equidigital number, since it uses as much as digits as its factorization.

26201610120157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 34.

The spelling of 26201610120157 in words is "twenty-six trillion, two hundred one billion, six hundred ten million, one hundred twenty thousand, one hundred fifty-seven".