403440413432 has 64 divisors (see below), whose sum is σ = 872499237120. Its totient is φ = 171311079168.

The previous prime is 403440413423. The next prime is 403440413477. The reversal of 403440413432 is 234314044304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3962183 + ... + 4062729.

It is an arithmetic number, because the mean of its divisors is an integer number (13632800580).

Almost surely, 2^403440413432 is an apocalyptic number.

It is an amenable number.

403440413432 is an abundant number, since it is smaller than the sum of its proper divisors (469058823688).

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

403440413432 is a wasteful number, since it uses less digits than its factorization.

403440413432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101220 (or 101216 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 403440413432 its reverse (234314044304), we get a palindrome (637754457736).

The spelling of 403440413432 in words is "four hundred three billion, four hundred forty million, four hundred thirteen thousand, four hundred thirty-two".