400032142413240 has 32 divisors (see below), whose sum is σ = 1200096427240080. Its totient is φ = 106675237976832.

The previous prime is 400032142413229. The next prime is 400032142413313. The reversal of 400032142413240 is 42314241230004.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 400032142413198 and 400032142413207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1666800593269 + ... + 1666800593508.

Almost surely, 2^{400032142413240} is an apocalyptic number.

400032142413240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

400032142413240 is an abundant number, since it is smaller than the sum of its proper divisors (800064284826840).

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

400032142413240 is a wasteful number, since it uses less digits than its factorization.

400032142413240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3333601186791 (or 3333601186787 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

Adding to 400032142413240 its reverse (42314241230004), we get a palindrome (442346383643244).

The spelling of 400032142413240 in words is "four hundred trillion, thirty-two billion, one hundred forty-two million, four hundred thirteen thousand, two hundred forty".