1376363648 has 64 divisors (see below), whose sum is σ = 3148740000. Its totient is φ = 592680960.

The previous prime is 1376363621. The next prime is 1376363689. The reversal of 1376363648 is 8463636731.

It is a tau number, because it is divible by the number of its divisors (64).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1028 + ... + 52476.

Almost surely, 2^1376363648 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 1376363648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1574370000).

1376363648 is an abundant number, since it is smaller than the sum of its proper divisors (1772376352).

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

1376363648 is a wasteful number, since it uses less digits than its factorization.

1376363648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51493 (or 51481 counting only the distinct ones).

The product of its digits is 1306368, while the sum is 47.

The square root of 1376363648 is about 37099.3753047137. The cubic root of 1376363648 is about 1112.3575269807.

The spelling of 1376363648 in words is "one billion, three hundred seventy-six million, three hundred sixty-three thousand, six hundred forty-eight".