402032441340240 has 80 divisors (see below), whose sum is σ = 1246302591136128. Its totient is φ = 107208477004288.

The previous prime is 402032441340217. The next prime is 402032441340247. The reversal of 402032441340240 is 42043144230204.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402032441340247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225521677 + ... + 227297363.

Almost surely, 2^{402032441340240} is an apocalyptic number.

402032441340240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

402032441340240 is an abundant number, since it is smaller than the sum of its proper divisors (844270149795888).

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

402032441340240 is a wasteful number, since it uses less digits than its factorization.

402032441340240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2719076 (or 2719070 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 33.

Adding to 402032441340240 its reverse (42043144230204), we get a palindrome (444075585570444).

The spelling of 402032441340240 in words is "four hundred two trillion, thirty-two billion, four hundred forty-one million, three hundred forty thousand, two hundred forty".