2009004338278 has 32 divisors (see below), whose sum is σ = 3454278912000. Its totient is φ = 858434570784.

The previous prime is 2009004338273. The next prime is 2009004338347. The reversal of 2009004338278 is 8728334009002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2009004338273) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54504451 + ... + 54541297.

It is an arithmetic number, because the mean of its divisors is an integer number (107946216000).

Almost surely, 2^{2009004338278} is an apocalyptic number.

2009004338278 is a deficient number, since it is larger than the sum of its proper divisors (1445274573722).

2009004338278 is a wasteful number, since it uses less digits than its factorization.

2009004338278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48364.

The product of its (nonzero) digits is 580608, while the sum is 46.

The spelling of 2009004338278 in words is "two trillion, nine billion, four million, three hundred thirty-eight thousand, two hundred seventy-eight".