1685241487376 has 10 divisors (see below), whose sum is σ = 3265155381822. Its totient is φ = 842620743680.

The previous prime is 1685241487337. The next prime is 1685241487411. The reversal of 1685241487376 is 6737841425861.

It can be written as a sum of positive squares in only one way, i.e., 956335349776 + 728906137600 = 977924^2 + 853760^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52663796465 + ... + 52663796496.

Almost surely, 2^{1685241487376} is an apocalyptic number.

1685241487376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1685241487376 is a deficient number, since it is larger than the sum of its proper divisors (1579913894446).

1685241487376 is a wasteful number, since it uses less digits than its factorization.

1685241487376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105327592969 (or 105327592963 counting only the distinct ones).

The product of its digits is 54190080, while the sum is 62.

The spelling of 1685241487376 in words is "one trillion, six hundred eighty-five billion, two hundred forty-one million, four hundred eighty-seven thousand, three hundred seventy-six".