2003866974428 has 12 divisors (see below), whose sum is σ = 3825564223992. Its totient is φ = 910848624720.

The previous prime is 2003866974383. The next prime is 2003866974437. The reversal of 2003866974428 is 8244796683002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22771215575 + ... + 22771215662.

It is an arithmetic number, because the mean of its divisors is an integer number (318797018666).

Almost surely, 2^{2003866974428} is an apocalyptic number.

It is an amenable number.

2003866974428 is a deficient number, since it is larger than the sum of its proper divisors (1821697249564).

2003866974428 is a wasteful number, since it uses less digits than its factorization.

2003866974428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45542431252 (or 45542431250 counting only the distinct ones).

The product of its (nonzero) digits is 27869184, while the sum is 59.

The spelling of 2003866974428 in words is "two trillion, three billion, eight hundred sixty-six million, nine hundred seventy-four thousand, four hundred twenty-eight".