10651232505257 has 2 divisors, whose sum is σ = 10651232505258. Its totient is φ = 10651232505256.

The previous prime is 10651232505233. The next prime is 10651232505271. The reversal of 10651232505257 is 75250523215601.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7508345298496 + 3142887206761 = 2740136^2 + 1772819^2 .

It is an emirp because it is prime and its reverse (75250523215601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10651232505257 - 2³⁴ = 10634052636073 is a prime.

It is a super-2 number, since 2×10651232505257² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10651232507257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5325616252628 + 5325616252629.

It is an arithmetic number, because the mean of its divisors is an integer number (5325616252629).

Almost surely, 2^{10651232505257} is an apocalyptic number.

It is an amenable number.

10651232505257 is a deficient number, since it is larger than the sum of its proper divisors (1).

10651232505257 is an equidigital number, since it uses as much as digits as its factorization.

10651232505257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 630000, while the sum is 44.

The spelling of 10651232505257 in words is "ten trillion, six hundred fifty-one billion, two hundred thirty-two million, five hundred five thousand, two hundred fifty-seven".