40202040022400 has 96 divisors (see below), whose sum is σ = 99324136579800. Its totient is φ = 16078786375680.

The previous prime is 40202040022303. The next prime is 40202040022421. The reversal of 40202040022400 is 422004020204.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24692756 + ... + 26270444.

Almost surely, 2^{40202040022400} is an apocalyptic number.

40202040022400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40202040022400 is an abundant number, since it is smaller than the sum of its proper divisors (59122096557400).

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

40202040022400 is a wasteful number, since it uses less digits than its factorization.

40202040022400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1585676 (or 1585659 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 40202040022400 its reverse (422004020204), we get a palindrome (40624044042604).

The spelling of 40202040022400 in words is "forty trillion, two hundred two billion, forty million, twenty-two thousand, four hundred".