2781335604234 has 32 divisors (see below), whose sum is σ = 6122070984384. Its totient is φ = 835370305280.

The previous prime is 2781335604233. The next prime is 2781335604247. The reversal of 2781335604234 is 4324065331872.

It is not an unprimeable number, because it can be changed into a prime (2781335604233) 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, 186459129 + ... + 186474044.

It is an arithmetic number, because the mean of its divisors is an integer number (191314718262).

Almost surely, 2^{2781335604234} is an apocalyptic number.

2781335604234 is an abundant number, since it is smaller than the sum of its proper divisors (3340735380150).

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

2781335604234 is a wasteful number, since it uses less digits than its factorization.

2781335604234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 372933302.

The product of its (nonzero) digits is 2903040, while the sum is 48.

The spelling of 2781335604234 in words is "two trillion, seven hundred eighty-one billion, three hundred thirty-five million, six hundred four thousand, two hundred thirty-four".