409519323213 has 128 divisors (see below), whose sum is σ = 751892004864. Its totient is φ = 191367187200.

The previous prime is 409519323211. The next prime is 409519323233. The reversal of 409519323213 is 312323915904.

It is not a de Polignac number, because 409519323213 - 2¹ = 409519323211 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (409519323211) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 60299848 + ... + 60306638.

It is an arithmetic number, because the mean of its divisors is an integer number (5874156288).

Almost surely, 2^409519323213 is an apocalyptic number.

409519323213 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

409519323213 is a deficient number, since it is larger than the sum of its proper divisors (342372681651).

409519323213 is a wasteful number, since it uses less digits than its factorization.

409519323213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7335.

The product of its (nonzero) digits is 174960, while the sum is 42.

The spelling of 409519323213 in words is "four hundred nine billion, five hundred nineteen million, three hundred twenty-three thousand, two hundred thirteen".