266012150063660 has 384 divisors, whose sum is σ = 752464850135040. Its totient is φ = 76287957811200.

The previous prime is 266012150063623. The next prime is 266012150063753. The reversal of 266012150063660 is 66360051210662.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 29461968026 + ... + 29461977054.

It is an arithmetic number, because the mean of its divisors is an integer number (1959543880560).

Almost surely, 2^{266012150063660} is an apocalyptic number.

266012150063660 is a gapful number since it is divisible by the number (20) 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 266012150063660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (376232425067520).

266012150063660 is an abundant number, since it is smaller than the sum of its proper divisors (486452700071380).

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

266012150063660 is a wasteful number, since it uses less digits than its factorization.

266012150063660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13657 (or 13655 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 44.

The spelling of 266012150063660 in words is "two hundred sixty-six trillion, twelve billion, one hundred fifty million, sixty-three thousand, six hundred sixty".