10662698374249 has 2 divisors, whose sum is σ = 10662698374250. Its totient is φ = 10662698374248.

The previous prime is 10662698374241. The next prime is 10662698374261. The reversal of 10662698374249 is 94247389626601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6113726034025 + 4548972340224 = 2472595^2 + 2132832^2 .

It is a cyclic number.

It is not a de Polignac number, because 10662698374249 - 2³ = 10662698374241 is a prime.

It is a super-2 number, since 2×10662698374249² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10662698374241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5331349187124 + 5331349187125.

It is an arithmetic number, because the mean of its divisors is an integer number (5331349187125).

Almost surely, 2^{10662698374249} is an apocalyptic number.

It is an amenable number.

10662698374249 is a deficient number, since it is larger than the sum of its proper divisors (1).

10662698374249 is an equidigital number, since it uses as much as digits as its factorization.

10662698374249 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 188116992, while the sum is 67.

The spelling of 10662698374249 in words is "ten trillion, six hundred sixty-two billion, six hundred ninety-eight million, three hundred seventy-four thousand, two hundred forty-nine".