2002403032400 has 60 divisors (see below), whose sum is σ = 4818397939104. Its totient is φ = 799691760000.

The previous prime is 2002403032387. The next prime is 2002403032411. The reversal of 2002403032400 is 42303042002.

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 (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3714326 + ... + 4219125.

Almost surely, 2^{2002403032400} is an apocalyptic number.

2002403032400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002403032400 is an abundant number, since it is smaller than the sum of its proper divisors (2815994906704).

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

2002403032400 is a wasteful number, since it uses less digits than its factorization.

2002403032400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7934100 (or 7934089 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

Adding to 2002403032400 its reverse (42303042002), we get a palindrome (2044706074402).

The spelling of 2002403032400 in words is "two trillion, two billion, four hundred three million, thirty-two thousand, four hundred".