10260274145581 has 2 divisors, whose sum is σ = 10260274145582. Its totient is φ = 10260274145580.

The previous prime is 10260274145573. The next prime is 10260274145603. The reversal of 10260274145581 is 18554147206201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8919576472356 + 1340697673225 = 2986566^2 + 1157885^2 .

It is a cyclic number.

It is not a de Polignac number, because 10260274145581 - 2³ = 10260274145573 is a prime.

It is a super-2 number, since 2×10260274145581² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10260274148581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5130137072790 + 5130137072791.

It is an arithmetic number, because the mean of its divisors is an integer number (5130137072791).

Almost surely, 2^{10260274145581} is an apocalyptic number.

It is an amenable number.

10260274145581 is a deficient number, since it is larger than the sum of its proper divisors (1).

10260274145581 is an equidigital number, since it uses as much as digits as its factorization.

10260274145581 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 537600, while the sum is 46.

The spelling of 10260274145581 in words is "ten trillion, two hundred sixty billion, two hundred seventy-four million, one hundred forty-five thousand, five hundred eighty-one".