409473272850 has 24 divisors (see below), whose sum is σ = 1015493717040. Its totient is φ = 109192872720.

The previous prime is 409473272849. The next prime is 409473272861. The reversal of 409473272850 is 58272374904.

It is a super-2 number, since 2×409473272850² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 409473272793 and 409473272802.

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 11 ways as a sum of consecutive naturals, for example, 1364910760 + ... + 1364911059.

It is an arithmetic number, because the mean of its divisors is an integer number (42312238210).

Almost surely, 2^409473272850 is an apocalyptic number.

409473272850 is an abundant number, since it is smaller than the sum of its proper divisors (606020444190).

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

409473272850 is a wasteful number, since it uses less digits than its factorization.

409473272850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2729821834 (or 2729821829 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 51.

The spelling of 409473272850 in words is "four hundred nine billion, four hundred seventy-three million, two hundred seventy-two thousand, eight hundred fifty".