405341521120 has 48 divisors (see below), whose sum is σ = 957749084208. Its totient is φ = 162114641920.

The previous prime is 405341521069. The next prime is 405341521127. The reversal of 405341521120 is 21125143504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (405341521127) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1039680 + ... + 1375360.

It is an arithmetic number, because the mean of its divisors is an integer number (19953105921).

Almost surely, 2^405341521120 is an apocalyptic number.

405341521120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

405341521120 is an abundant number, since it is smaller than the sum of its proper divisors (552407563088).

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

405341521120 is a wasteful number, since it uses less digits than its factorization.

405341521120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343243 (or 343235 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 405341521120 its reverse (21125143504), we get a palindrome (426466664624).

The spelling of 405341521120 in words is "four hundred five billion, three hundred forty-one million, five hundred twenty-one thousand, one hundred twenty".