1338863272080 has 120 divisors (see below), whose sum is σ = 4265683978752. Its totient is φ = 347380655616.

The previous prime is 1338863272027. The next prime is 1338863272093. The reversal of 1338863272080 is 802723688331.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×1338863272080² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (51) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1708912 + ... + 2366031.

Almost surely, 2^{1338863272080} is an apocalyptic number.

1338863272080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1338863272080 is an abundant number, since it is smaller than the sum of its proper divisors (2926820706672).

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

1338863272080 is a wasteful number, since it uses less digits than its factorization.

1338863272080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4075033 (or 4074990 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 51.

The spelling of 1338863272080 in words is "one trillion, three hundred thirty-eight billion, eight hundred sixty-three million, two hundred seventy-two thousand, eighty".