65506112101632 has 144 divisors (see below), whose sum is σ = 176985398707712. Its totient is φ = 21504425564160.

The previous prime is 65506112101621. The next prime is 65506112101657. The reversal of 65506112101632 is 23610121160556.

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, 222503007 + ... + 222797217.

Almost surely, 2^{65506112101632} 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 65506112101632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88492699353856).

65506112101632 is an abundant number, since it is smaller than the sum of its proper divisors (111479286606080).

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

65506112101632 is a wasteful number, since it uses less digits than its factorization.

65506112101632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298624 (or 298610 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 39.

The spelling of 65506112101632 in words is "sixty-five trillion, five hundred six billion, one hundred twelve million, one hundred one thousand, six hundred thirty-two".