54445272620663 has 2 divisors, whose sum is σ = 54445272620664. Its totient is φ = 54445272620662.

The previous prime is 54445272620639. The next prime is 54445272620773. The reversal of 54445272620663 is 36602627254445.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54445272620663 - 2³² = 54440977653367 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54445272620599 and 54445272620608.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54445272620633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27222636310331 + 27222636310332.

It is an arithmetic number, because the mean of its divisors is an integer number (27222636310332).

Almost surely, 2^{54445272620663} is an apocalyptic number.

54445272620663 is a deficient number, since it is larger than the sum of its proper divisors (1).

54445272620663 is an equidigital number, since it uses as much as digits as its factorization.

54445272620663 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58060800, while the sum is 56.

The spelling of 54445272620663 in words is "fifty-four trillion, four hundred forty-five billion, two hundred seventy-two million, six hundred twenty thousand, six hundred sixty-three".