66104641111260 has 24 divisors (see below), whose sum is σ = 185092995111696. Its totient is φ = 17627904296320.

The previous prime is 66104641111253. The next prime is 66104641111277. The reversal of 66104641111260 is 6211114640166.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 550872009201 + ... + 550872009320.

It is an arithmetic number, because the mean of its divisors is an integer number (7712208129654).

Almost surely, 2^{66104641111260} is an apocalyptic number.

66104641111260 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

66104641111260 is an abundant number, since it is smaller than the sum of its proper divisors (118988354000436).

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

66104641111260 is a wasteful number, since it uses less digits than its factorization.

66104641111260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1101744018533 (or 1101744018531 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The spelling of 66104641111260 in words is "sixty-six trillion, one hundred four billion, six hundred forty-one million, one hundred eleven thousand, two hundred sixty".