27461463643064 has 48 divisors (see below), whose sum is σ = 56620370565360. Its totient is φ = 12477266172800.

The previous prime is 27461463642937. The next prime is 27461463643127. The reversal of 27461463643064 is 46034636416472.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3611132 + ... + 8243979.

It is an arithmetic number, because the mean of its divisors is an integer number (1179591053445).

Almost surely, 2^{27461463643064} is an apocalyptic number.

It is an amenable number.

27461463643064 is an abundant number, since it is smaller than the sum of its proper divisors (29158906922296).

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

27461463643064 is a wasteful number, since it uses less digits than its factorization.

27461463643064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11857532 (or 11857517 counting only the distinct ones).

The product of its (nonzero) digits is 41803776, while the sum is 56.

The spelling of 27461463643064 in words is "twenty-seven trillion, four hundred sixty-one billion, four hundred sixty-three million, six hundred forty-three thousand, sixty-four".