400200522340 has 48 divisors (see below), whose sum is σ = 846612264960. Its totient is φ = 158904910080.

The previous prime is 400200522311. The next prime is 400200522419. The reversal of 400200522340 is 43225002004.

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, 1492456 + ... + 1740064.

It is an arithmetic number, because the mean of its divisors is an integer number (17637755520).

Almost surely, 2^400200522340 is an apocalyptic number.

It is an amenable number.

400200522340 is an abundant number, since it is smaller than the sum of its proper divisors (446411742620).

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

400200522340 is a wasteful number, since it uses less digits than its factorization.

400200522340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248212 (or 248210 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

Adding to 400200522340 its reverse (43225002004), we get a palindrome (443425524344).

The spelling of 400200522340 in words is "four hundred billion, two hundred million, five hundred twenty-two thousand, three hundred forty".