60665156064 has 144 divisors (see below), whose sum is σ = 189430336368. Its totient is φ = 19032164352.

The previous prime is 60665156051. The next prime is 60665156077. The reversal of 60665156064 is 46065156606.

It is an interprime number because it is at equal distance from previous prime (60665156051) and next prime (60665156077).

It is a tau number, because it is divible by the number of its divisors (144).

It is a super-2 number, since 2×60665156064² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 97267 + ... + 361650.

It is an arithmetic number, because the mean of its divisors is an integer number (1315488447).

Almost surely, 2^60665156064 is an apocalyptic number.

It is an amenable number.

60665156064 is an abundant number, since it is smaller than the sum of its proper divisors (128765180304).

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

60665156064 is a wasteful number, since it uses less digits than its factorization.

60665156064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458959 (or 458939 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 45.

The spelling of 60665156064 in words is "sixty billion, six hundred sixty-five million, one hundred fifty-six thousand, sixty-four".