1378835801488 has 20 divisors (see below), whose sum is σ = 2703681047088. Its totient is φ = 681111660320.

The previous prime is 1378835801461. The next prime is 1378835801489. The reversal of 1378835801488 is 8841085388731.

It is not an unprimeable number, because it can be changed into a prime (1378835801489) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 519138658 + ... + 519141313.

Almost surely, 2^{1378835801488} is an apocalyptic number.

It is an amenable number.

1378835801488 is a deficient number, since it is larger than the sum of its proper divisors (1324845245600).

1378835801488 is a wasteful number, since it uses less digits than its factorization.

1378835801488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1038280062 (or 1038280056 counting only the distinct ones).

The product of its (nonzero) digits is 41287680, while the sum is 64.

The spelling of 1378835801488 in words is "one trillion, three hundred seventy-eight billion, eight hundred thirty-five million, eight hundred one thousand, four hundred eighty-eight".