65106555000 has 160 divisors (see below), whose sum is σ = 203657308800. Its totient is φ = 17339184000.

The previous prime is 65106554987. The next prime is 65106555011. The reversal of 65106555000 is 55560156.

It is a super-3 number, since 3×65106555000³ (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 13782639 + ... + 13787361.

It is an arithmetic number, because the mean of its divisors is an integer number (1272858180).

Almost surely, 2^65106555000 is an apocalyptic number.

65106555000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 65106555000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (101828654400).

65106555000 is an abundant number, since it is smaller than the sum of its proper divisors (138550753800).

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

65106555000 is a wasteful number, since it uses less digits than its factorization.

65106555000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5671 (or 5652 counting only the distinct ones).

The product of its (nonzero) digits is 22500, while the sum is 33.

The spelling of 65106555000 in words is "sixty-five billion, one hundred six million, five hundred fifty-five thousand".