1704451690816 has 70 divisors (see below), whose sum is σ = 3945748784890. Its totient is φ = 730479230208.

The previous prime is 1704451690807. The next prime is 1704451690829. The reversal of 1704451690816 is 6180961544071.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1464351690816 + 240100000000 = 1210104^2 + 490000^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 5392371 + ... + 5699698.

Almost surely, 2^{1704451690816} is an apocalyptic number.

1704451690816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1704451690816 is an abundant number, since it is smaller than the sum of its proper divisors (2241297094074).

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

1704451690816 is an frugal number, since it uses more digits than its factorization.

1704451690816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11092109 (or 11092078 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 52.

The spelling of 1704451690816 in words is "one trillion, seven hundred four billion, four hundred fifty-one million, six hundred ninety thousand, eight hundred sixteen".