68552623 has 2 divisors, whose sum is σ = 68552624. Its totient is φ = 68552622.

The previous prime is 68552611. The next prime is 68552633. The reversal of 68552623 is 32625586.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68552623 - 2²¹ = 66455471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68552633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34276311 + 34276312.

It is an arithmetic number, because the mean of its divisors is an integer number (34276312).

Almost surely, 2^68552623 is an apocalyptic number.

68552623 is a deficient number, since it is larger than the sum of its proper divisors (1).

68552623 is an equidigital number, since it uses as much as digits as its factorization.

68552623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 86400, while the sum is 37.

The square root of 68552623 is about 8279.6511399938. The cubic root of 68552623 is about 409.2682227432.

The spelling of 68552623 in words is "sixty-eight million, five hundred fifty-two thousand, six hundred twenty-three".