40240204242400 has 72 divisors (see below), whose sum is σ = 98779141495944. Its totient is φ = 16007153011200.

The previous prime is 40240204242367. The next prime is 40240204242451. The reversal of 40240204242400 is 424240204204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 138806182 + ... + 139095781.

It is an arithmetic number, because the mean of its divisors is an integer number (1371932520777).

Almost surely, 2^{40240204242400} is an apocalyptic number.

40240204242400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40240204242400 is an abundant number, since it is smaller than the sum of its proper divisors (58538937253544).

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

40240204242400 is a wasteful number, since it uses less digits than its factorization.

40240204242400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277902164 (or 277902151 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 40240204242400 its reverse (424240204204), we get a palindrome (40664444446604).

The spelling of 40240204242400 in words is "forty trillion, two hundred forty billion, two hundred four million, two hundred forty-two thousand, four hundred".