203404403413004 has 48 divisors (see below), whose sum is σ = 371685016903200. Its totient is φ = 97274815819776.

The previous prime is 203404403412989. The next prime is 203404403413019. The reversal of 203404403413004 is 400314304404302.

It is an interprime number because it is at equal distance from previous prime (203404403412989) and next prime (203404403413019).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61442732 + ... + 64668524.

It is an arithmetic number, because the mean of its divisors is an integer number (7743437852150).

Almost surely, 2^{203404403413004} is an apocalyptic number.

It is an amenable number.

203404403413004 is a deficient number, since it is larger than the sum of its proper divisors (168280613490196).

203404403413004 is a wasteful number, since it uses less digits than its factorization.

203404403413004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3230922 (or 3230920 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 32.

Adding to 203404403413004 its reverse (400314304404302), we get a palindrome (603718707817306).

The spelling of 203404403413004 in words is "two hundred three trillion, four hundred four billion, four hundred three million, four hundred thirteen thousand, four".