27630268044 has 12 divisors (see below), whose sum is σ = 64470625464. Its totient is φ = 9210089344.

The previous prime is 27630268013. The next prime is 27630268049. The reversal of 27630268044 is 44086203672.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 27630267987 and 27630268005.

It is not an unprimeable number, because it can be changed into a prime (27630268049) 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 in 3 ways as a sum of consecutive naturals, for example, 1151261157 + ... + 1151261180.

It is an arithmetic number, because the mean of its divisors is an integer number (5372552122).

Almost surely, 2^27630268044 is an apocalyptic number.

It is an amenable number.

27630268044 is an abundant number, since it is smaller than the sum of its proper divisors (36840357420).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27630268044 is a wasteful number, since it uses less digits than its factorization.

27630268044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2302522344 (or 2302522342 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 42.

The spelling of 27630268044 in words is "twenty-seven billion, six hundred thirty million, two hundred sixty-eight thousand, forty-four".