40320420234024 has 64 divisors (see below), whose sum is σ = 115211739081600. Its totient is φ = 11519066225664.

The previous prime is 40320420234023. The next prime is 40320420234089. The reversal of 40320420234024 is 42043202402304.

It is a junction number, because it is equal to n+sod(n) for n = 40320420233982 and 40320420234000.

It is not an unprimeable number, because it can be changed into a prime (40320420234023) 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, 9134629 + ... + 12809460.

It is an arithmetic number, because the mean of its divisors is an integer number (1800183423150).

Almost surely, 2^{40320420234024} is an apocalyptic number.

It is an amenable number.

40320420234024 is an abundant number, since it is smaller than the sum of its proper divisors (74891318847576).

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

40320420234024 is a wasteful number, since it uses less digits than its factorization.

40320420234024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21955042 (or 21955038 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 30.

Adding to 40320420234024 its reverse (42043202402304), we get a palindrome (82363622636328).

The spelling of 40320420234024 in words is "forty trillion, three hundred twenty billion, four hundred twenty million, two hundred thirty-four thousand, twenty-four".