40320412004252 has 12 divisors (see below), whose sum is σ = 70560831605376. Its totient is φ = 20160174402720.

The previous prime is 40320412004251. The next prime is 40320412004317. The reversal of 40320412004252 is 25240021402304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40320412004251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4902524 + ... + 10231107.

It is an arithmetic number, because the mean of its divisors is an integer number (5880069300448).

Almost surely, 2^{40320412004252} is an apocalyptic number.

It is an amenable number.

40320412004252 is a deficient number, since it is larger than the sum of its proper divisors (30240419601124).

40320412004252 is a wasteful number, since it uses less digits than its factorization.

40320412004252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15799708 (or 15799706 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 29.

Adding to 40320412004252 its reverse (25240021402304), we get a palindrome (65560433406556).

The spelling of 40320412004252 in words is "forty trillion, three hundred twenty billion, four hundred twelve million, four thousand, two hundred fifty-two".