1346682946816 has 18 divisors (see below), whose sum is σ = 2688105413882. Its totient is φ = 673341473280.

The previous prime is 1346682946801. The next prime is 1346682946841. The reversal of 1346682946816 is 6186492866431.

It can be written as a sum of positive squares in only one way, i.e., 1315847586816 + 30835360000 = 1147104^2 + 175600^2 .

It is a Harshad number since it is a multiple of its sum of digits (64).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2630239875 + ... + 2630240386.

Almost surely, 2^{1346682946816} is an apocalyptic number.

1346682946816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1346682946816 is a deficient number, since it is larger than the sum of its proper divisors (1341422467066).

1346682946816 is an frugal number, since it uses more digits than its factorization.

1346682946816 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5260480277 (or 5260480263 counting only the distinct ones).

The product of its digits is 71663616, while the sum is 64.

The spelling of 1346682946816 in words is "one trillion, three hundred forty-six billion, six hundred eighty-two million, nine hundred forty-six thousand, eight hundred sixteen".