1532780160 has 128 divisors (see below), whose sum is σ = 5143003200. Its totient is φ = 387219456.

The previous prime is 1532780149. The next prime is 1532780257. The reversal of 1532780160 is 610872351.

It is a tau number, because it is divible by the number of its divisors (128).

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, 15472 + ... + 57488.

Almost surely, 2^1532780160 is an apocalyptic number.

1532780160 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 1532780160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2571501600).

1532780160 is an abundant number, since it is smaller than the sum of its proper divisors (3610223040).

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

1532780160 is a wasteful number, since it uses less digits than its factorization.

1532780160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42058 (or 42046 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 33.

The square root of 1532780160 is about 39150.7363915419. The cubic root of 1532780160 is about 1152.9928747347.

The spelling of 1532780160 in words is "one billion, five hundred thirty-two million, seven hundred eighty thousand, one hundred sixty".