400340142114320 has 80 divisors (see below), whose sum is σ = 961290362193408. Its totient is φ = 154893922575360.

The previous prime is 400340142114317. The next prime is 400340142114403. The reversal of 400340142114320 is 23411241043004.

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

It is a super-2 number, since 2×400340142114320² (a number of 30 digits) contains 22 as substring.

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, 34792349 + ... + 44846268.

Almost surely, 2^{400340142114320} is an apocalyptic number.

400340142114320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

400340142114320 is an abundant number, since it is smaller than the sum of its proper divisors (560950220079088).

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

400340142114320 is a wasteful number, since it uses less digits than its factorization.

400340142114320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79640688 (or 79640682 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 400340142114320 its reverse (23411241043004), we get a palindrome (423751383157324).

The spelling of 400340142114320 in words is "four hundred trillion, three hundred forty billion, one hundred forty-two million, one hundred fourteen thousand, three hundred twenty".