1379721682944 has 448 divisors, whose sum is σ = 4515133829760. Its totient is φ = 418037760000.

The previous prime is 1379721682931. The next prime is 1379721682961. The reversal of 1379721682944 is 4492861279731.

1379721682944 is a `hidden beast` number, since 1 + 379 + 7 + 216 + 8 + 2 + 9 + 44 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197071444 + ... + 197078444.

Almost surely, 2^{1379721682944} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1379721682944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2257566914880).

1379721682944 is an abundant number, since it is smaller than the sum of its proper divisors (3135412146816).

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

1379721682944 is an frugal number, since it uses more digits than its factorization.

1379721682944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7059 (or 7017 counting only the distinct ones).

The product of its digits is 36578304, while the sum is 63.

The spelling of 1379721682944 in words is "one trillion, three hundred seventy-nine billion, seven hundred twenty-one million, six hundred eighty-two thousand, nine hundred forty-four".