266130409600 has 384 divisors, whose sum is σ = 746974690560. Its totient is φ = 92835840000.

The previous prime is 266130409529. The next prime is 266130409603. The reversal of 266130409600 is 6904031662.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 266130409600.

It is not an unprimeable number, because it can be changed into a prime (266130409603) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 88033689 + ... + 88036711.

It is an arithmetic number, because the mean of its divisors is an integer number (1945246590).

Almost surely, 2^266130409600 is an apocalyptic number.

266130409600 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 266130409600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (373487345280).

266130409600 is an abundant number, since it is smaller than the sum of its proper divisors (480844280960).

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

266130409600 is a wasteful number, since it uses less digits than its factorization.

266130409600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3160 (or 3143 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 37.

The spelling of 266130409600 in words is "two hundred sixty-six billion, one hundred thirty million, four hundred nine thousand, six hundred".