64600146616 has 32 divisors (see below), whose sum is σ = 123631110000. Its totient is φ = 31638635776.

The previous prime is 64600146599. The next prime is 64600146649. The reversal of 64600146616 is 61664100646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347791 + ... + 500158.

Almost surely, 2^64600146616 is an apocalyptic number.

It is an amenable number.

64600146616 is a deficient number, since it is larger than the sum of its proper divisors (59030963384).

64600146616 is a wasteful number, since it uses less digits than its factorization.

64600146616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848151 (or 848147 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 64600146616 in words is "sixty-four billion, six hundred million, one hundred forty-six thousand, six hundred sixteen".