1266524160 has 224 divisors, whose sum is σ = 4425769152. Its totient is φ = 306708480.

The previous prime is 1266524131. The next prime is 1266524197. The reversal of 1266524160 is 614256621.

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 1351212 + ... + 1352148.

It is an arithmetic number, because the mean of its divisors is an integer number (19757898).

Almost surely, 2^1266524160 is an apocalyptic number.

1266524160 is a gapful number since it is divisible by the number (10) 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 1266524160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2212884576).

1266524160 is an abundant number, since it is smaller than the sum of its proper divisors (3159244992).

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

1266524160 is an equidigital number, since it uses as much as digits as its factorization.

1266524160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982 (or 958 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 1266524160 is about 35588.2587379602. The cubic root of 1266524160 is about 1081.9432777086.

The spelling of 1266524160 in words is "one billion, two hundred sixty-six million, five hundred twenty-four thousand, one hundred sixty".