55254405663 has 8 divisors (see below), whose sum is σ = 81858378800. Its totient is φ = 36836270424.

The previous prime is 55254405637. The next prime is 55254405743. The reversal of 55254405663 is 36650445255.

55254405663 is a `hidden beast` number, since 5 + 52 + 544 + 0 + 56 + 6 + 3 = 666.

It is not a de Polignac number, because 55254405663 - 2¹² = 55254401567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55254405463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1023229708 + ... + 1023229761.

It is an arithmetic number, because the mean of its divisors is an integer number (10232297350).

Almost surely, 2^55254405663 is an apocalyptic number.

55254405663 is a deficient number, since it is larger than the sum of its proper divisors (26603973137).

55254405663 is a wasteful number, since it uses less digits than its factorization.

55254405663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046459478 (or 2046459472 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 45.

The spelling of 55254405663 in words is "fifty-five billion, two hundred fifty-four million, four hundred five thousand, six hundred sixty-three".