54066402623 has 2 divisors, whose sum is σ = 54066402624. Its totient is φ = 54066402622.

The previous prime is 54066402601. The next prime is 54066402629. The reversal of 54066402623 is 32620466045.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54066402623 - 2⁸ = 54066402367 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54066402629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27033201311 + 27033201312.

It is an arithmetic number, because the mean of its divisors is an integer number (27033201312).

Almost surely, 2^54066402623 is an apocalyptic number.

54066402623 is a deficient number, since it is larger than the sum of its proper divisors (1).

54066402623 is an equidigital number, since it uses as much as digits as its factorization.

54066402623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 207360, while the sum is 38.

Adding to 54066402623 its reverse (32620466045), we get a palindrome (86686868668).

The spelling of 54066402623 in words is "fifty-four billion, sixty-six million, four hundred two thousand, six hundred twenty-three".