1380578910720 has 160 divisors (see below), whose sum is σ = 4673158541568. Its totient is φ = 346498203648.

The previous prime is 1380578910709. The next prime is 1380578910731. The reversal of 1380578910720 is 270198750831.

It is an interprime number because it is at equal distance from previous prime (1380578910709) and next prime (1380578910731).

It is a tau number, because it is divible by the number of its divisors (160).

It is a Harshad number since it is a multiple of its sum of digits (51).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5156584 + ... + 5417703.

Almost surely, 2^{1380578910720} is an apocalyptic number.

1380578910720 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1380578910720 is an abundant number, since it is smaller than the sum of its proper divisors (3292579630848).

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

1380578910720 is a wasteful number, since it uses less digits than its factorization.

1380578910720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10574330 (or 10574314 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 51.

The spelling of 1380578910720 in words is "one trillion, three hundred eighty billion, five hundred seventy-eight million, nine hundred ten thousand, seven hundred twenty".