2003402313255 has 96 divisors (see below), whose sum is σ = 3820680819648. Its totient is φ = 893280460800.

The previous prime is 2003402313233. The next prime is 2003402313313. The reversal of 2003402313255 is 5523132043002.

It is not a de Polignac number, because 2003402313255 - 2¹² = 2003402309159 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 203737819 + ... + 203747651.

It is an arithmetic number, because the mean of its divisors is an integer number (39798758538).

Almost surely, 2^{2003402313255} is an apocalyptic number.

2003402313255 is a deficient number, since it is larger than the sum of its proper divisors (1817278506393).

2003402313255 is a wasteful number, since it uses less digits than its factorization.

2003402313255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16657 (or 16650 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 30.

Adding to 2003402313255 its reverse (5523132043002), we get a palindrome (7526534356257).

The spelling of 2003402313255 in words is "two trillion, three billion, four hundred two million, three hundred thirteen thousand, two hundred fifty-five".