63607505740664 has 8 divisors (see below), whose sum is σ = 119264073263760. Its totient is φ = 31803752870328.

The previous prime is 63607505740613. The next prime is 63607505740673. The reversal of 63607505740664 is 46604750570636.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3975469108784 + ... + 3975469108799.

It is an arithmetic number, because the mean of its divisors is an integer number (14908009157970).

Almost surely, 2^{63607505740664} is an apocalyptic number.

It is an amenable number.

63607505740664 is a deficient number, since it is larger than the sum of its proper divisors (55656567523096).

63607505740664 is a wasteful number, since it uses less digits than its factorization.

63607505740664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7950938217589 (or 7950938217585 counting only the distinct ones).

The product of its (nonzero) digits is 76204800, while the sum is 59.

The spelling of 63607505740664 in words is "sixty-three trillion, six hundred seven billion, five hundred five million, seven hundred forty thousand, six hundred sixty-four".