1843874668434 has 32 divisors (see below), whose sum is σ = 3806790658560. Its totient is φ = 594785520000.

The previous prime is 1843874668409. The next prime is 1843874668453. The reversal of 1843874668434 is 4348664783481.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12762352 + ... + 12906020.

It is an arithmetic number, because the mean of its divisors is an integer number (118962208080).

Almost surely, 2^{1843874668434} is an apocalyptic number.

1843874668434 is an abundant number, since it is smaller than the sum of its proper divisors (1962915990126).

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

1843874668434 is a wasteful number, since it uses less digits than its factorization.

1843874668434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212706.

The product of its digits is 297271296, while the sum is 66.

The spelling of 1843874668434 in words is "one trillion, eight hundred forty-three billion, eight hundred seventy-four million, six hundred sixty-eight thousand, four hundred thirty-four".