1486431928874 has 4 divisors (see below), whose sum is σ = 2229647893314. Its totient is φ = 743215964436.

The previous prime is 1486431928873. The next prime is 1486431928937. The reversal of 1486431928874 is 4788291346841.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 986714422225 + 499717506649 = 993335^2 + 706907^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1486431928874.

It is not an unprimeable number, because it can be changed into a prime (1486431928873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 371607982217 + ... + 371607982220.

Almost surely, 2^{1486431928874} is an apocalyptic number.

1486431928874 is a deficient number, since it is larger than the sum of its proper divisors (743215964440).

1486431928874 is an equidigital number, since it uses as much as digits as its factorization.

1486431928874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743215964439.

The product of its digits is 74317824, while the sum is 65.

The spelling of 1486431928874 in words is "one trillion, four hundred eighty-six billion, four hundred thirty-one million, nine hundred twenty-eight thousand, eight hundred seventy-four".