65060511912 has 192 divisors, whose sum is σ = 210551140800. Its totient is φ = 17915627520.

The previous prime is 65060511889. The next prime is 65060511947. The reversal of 65060511912 is 21911506056.

65060511912 is a `hidden beast` number, since 6 + 50 + 6 + 0 + 511 + 91 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 307143 + ... + 473769.

It is an arithmetic number, because the mean of its divisors is an integer number (1096620525).

Almost surely, 2^65060511912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65060511912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105275570400).

65060511912 is an abundant number, since it is smaller than the sum of its proper divisors (145490628888).

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

65060511912 is a wasteful number, since it uses less digits than its factorization.

65060511912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166696 (or 166689 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 36.

The spelling of 65060511912 in words is "sixty-five billion, sixty million, five hundred eleven thousand, nine hundred twelve".