3280429278000 has 480 divisors, whose sum is σ = 13177706156160. Its totient is φ = 745032038400.

The previous prime is 3280429277933. The next prime is 3280429278017. The reversal of 3280429278000 is 8729240823.

3280429278000 is a `hidden beast` number, since 3 + 280 + 4 + 292 + 7 + 80 + 0 + 0 = 666.

3280429278000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3280429278000² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 19699086 + ... + 19864914.

It is an arithmetic number, because the mean of its divisors is an integer number (27453554492).

Almost surely, 2^{3280429278000} is an apocalyptic number.

3280429278000 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 3280429278000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6588853078080).

3280429278000 is an abundant number, since it is smaller than the sum of its proper divisors (9897276878160).

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

3280429278000 is a wasteful number, since it uses less digits than its factorization.

3280429278000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166022 (or 166003 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 3280429278000 in words is "three trillion, two hundred eighty billion, four hundred twenty-nine million, two hundred seventy-eight thousand".