36281345280 has 144 divisors (see below), whose sum is σ = 115984768704. Its totient is φ = 9665740800.

The previous prime is 36281345257. The next prime is 36281345293. The reversal of 36281345280 is 8254318263.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 4607907 + ... + 4615773.

Almost surely, 2^36281345280 is an apocalyptic number.

36281345280 is a gapful number since it is divisible by the number (30) 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 36281345280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57992384352).

36281345280 is an abundant number, since it is smaller than the sum of its proper divisors (79703423424).

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

36281345280 is a wasteful number, since it uses less digits than its factorization.

36281345280 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9092 (or 9078 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The spelling of 36281345280 in words is "thirty-six billion, two hundred eighty-one million, three hundred forty-five thousand, two hundred eighty".