403132221442240 has 56 divisors (see below), whose sum is σ = 960836881827600. Its totient is φ = 161105356059648.

The previous prime is 403132221442213. The next prime is 403132221442241. The reversal of 403132221442240 is 42244122231304.

It is a junction number, because it is equal to n+sod(n) for n = 403132221442196 and 403132221442205.

It is not an unprimeable number, because it can be changed into a prime (403132221442241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 575948590 + ... + 576648109.

Almost surely, 2^{403132221442240} is an apocalyptic number.

403132221442240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

403132221442240 is an abundant number, since it is smaller than the sum of its proper divisors (557704660385360).

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

403132221442240 is a wasteful number, since it uses less digits than its factorization.

403132221442240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1152597809 (or 1152597799 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 34.

Adding to 403132221442240 its reverse (42244122231304), we get a palindrome (445376343673544).

The spelling of 403132221442240 in words is "four hundred three trillion, one hundred thirty-two billion, two hundred twenty-one million, four hundred forty-two thousand, two hundred forty".