3853403465280 has 224 divisors, whose sum is σ = 12488527289088. Its totient is φ = 1006315315200.

The previous prime is 3853403465273. The next prime is 3853403465381. The reversal of 3853403465280 is 825643043583.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27456085 + ... + 27596075.

Almost surely, 2^{3853403465280} is an apocalyptic number.

3853403465280 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 3853403465280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6244263644544).

3853403465280 is an abundant number, since it is smaller than the sum of its proper divisors (8635123823808).

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

3853403465280 is a wasteful number, since it uses less digits than its factorization.

3853403465280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140605 (or 140595 counting only the distinct ones).

The product of its (nonzero) digits is 8294400, while the sum is 51.

The spelling of 3853403465280 in words is "three trillion, eight hundred fifty-three billion, four hundred three million, four hundred sixty-five thousand, two hundred eighty".