1684874728474 has 16 divisors (see below), whose sum is σ = 2888413884288. Its totient is φ = 722074867632.

The previous prime is 1684874728457. The next prime is 1684874728543. The reversal of 1684874728474 is 4748274784861.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 443509 + ... + 1888504.

It is an arithmetic number, because the mean of its divisors is an integer number (180525867768).

Almost surely, 2^{1684874728474} is an apocalyptic number.

1684874728474 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1684874728474 is a deficient number, since it is larger than the sum of its proper divisors (1203539155814).

1684874728474 is a wasteful number, since it uses less digits than its factorization.

1684874728474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383629.

The product of its digits is 539492352, while the sum is 70.

The spelling of 1684874728474 in words is "one trillion, six hundred eighty-four billion, eight hundred seventy-four million, seven hundred twenty-eight thousand, four hundred seventy-four".