403052530240000 has 200 divisors, whose sum is σ = 1008165338297568. Its totient is φ = 160926205440000.

The previous prime is 403052530239979. The next prime is 403052530240007. The reversal of 403052530240000 is 42035250304.

It is a tau number, because it is divible by the number of its divisors (200).

It is a super-2 number, since 2×403052530240000² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (403052530240007) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 173888685 + ... + 176191315.

Almost surely, 2^{403052530240000} is an apocalyptic number.

403052530240000 is a gapful number since it is divisible by the number (40) 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 403052530240000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (504082669148784).

403052530240000 is an abundant number, since it is smaller than the sum of its proper divisors (605112808057568).

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

403052530240000 is an frugal number, since it uses more digits than its factorization.

403052530240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2303216 (or 2303185 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 28.

Adding to 403052530240000 its reverse (42035250304), we get a palindrome (403094565490304).

The spelling of 403052530240000 in words is "four hundred three trillion, fifty-two billion, five hundred thirty million, two hundred forty thousand".