10623369949 has 2 divisors, whose sum is σ = 10623369950. Its totient is φ = 10623369948.

The previous prime is 10623369877. The next prime is 10623369971. The reversal of 10623369949 is 94996332601.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10420734724 + 202635225 = 102082^2 + 14235^2 .

It is a cyclic number.

It is not a de Polignac number, because 10623369949 - 2²³ = 10614981341 is a prime.

It is a super-2 number, since 2×10623369949² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10623369896 and 10623369905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10623360949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5311684974 + 5311684975.

It is an arithmetic number, because the mean of its divisors is an integer number (5311684975).

Almost surely, 2^10623369949 is an apocalyptic number.

It is an amenable number.

10623369949 is a deficient number, since it is larger than the sum of its proper divisors (1).

10623369949 is an equidigital number, since it uses as much as digits as its factorization.

10623369949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1889568, while the sum is 52.

The spelling of 10623369949 in words is "ten billion, six hundred twenty-three million, three hundred sixty-nine thousand, nine hundred forty-nine".