2003156034426 has 32 divisors (see below), whose sum is σ = 4546169729280. Its totient is φ = 653511896928.

The previous prime is 2003156034401. The next prime is 2003156034469. The reversal of 2003156034426 is 6244306513002.

2003156034426 is a `hidden beast` number, since 2 + 0 + 0 + 3 + 1 + 5 + 603 + 4 + 42 + 6 = 666.

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, 394630251 + ... + 394635326.

It is an arithmetic number, because the mean of its divisors is an integer number (142067804040).

Almost surely, 2^{2003156034426} is an apocalyptic number.

2003156034426 is an abundant number, since it is smaller than the sum of its proper divisors (2543013694854).

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

2003156034426 is a wasteful number, since it uses less digits than its factorization.

2003156034426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 789265635 (or 789265629 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 36.

The spelling of 2003156034426 in words is "two trillion, three billion, one hundred fifty-six million, thirty-four thousand, four hundred twenty-six".