402432620000 has 120 divisors (see below), whose sum is σ = 991620729792. Its totient is φ = 160716800000.

The previous prime is 402432619993. The next prime is 402432620027. The reversal of 402432620000 is 26234204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 12804305 + ... + 12835695.

Almost surely, 2^402432620000 is an apocalyptic number.

402432620000 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 402432620000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (495810364896).

402432620000 is an abundant number, since it is smaller than the sum of its proper divisors (589188109792).

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

402432620000 is an equidigital number, since it uses as much as digits as its factorization.

402432620000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32062 (or 32039 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 402432620000 its reverse (26234204), we get a palindrome (402458854204).

The spelling of 402432620000 in words is "four hundred two billion, four hundred thirty-two million, six hundred twenty thousand".