64658190170112 has 192 divisors, whose sum is σ = 214915008672000. Its totient is φ = 16794334986240.

The previous prime is 64658190170083. The next prime is 64658190170137. The reversal of 64658190170112 is 21107109185646.

It is a tau number, because it is divible by the number of its divisors (192).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67863237 + ... + 68809412.

It is an arithmetic number, because the mean of its divisors is an integer number (1119349003500).

Almost surely, 2^{64658190170112} is an apocalyptic number.

It is an amenable number.

64658190170112 is an abundant number, since it is smaller than the sum of its proper divisors (150256818501888).

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

64658190170112 is a wasteful number, since it uses less digits than its factorization.

64658190170112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136672692 (or 136672672 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 51.

The spelling of 64658190170112 in words is "sixty-four trillion, six hundred fifty-eight billion, one hundred ninety million, one hundred seventy thousand, one hundred twelve".