1427320134380 has 96 divisors (see below), whose sum is σ = 3538529820672. Its totient is φ = 473251507200.

The previous prime is 1427320134377. The next prime is 1427320134397. The reversal of 1427320134380 is 834310237241.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6166340 + ... + 6393620.

It is an arithmetic number, because the mean of its divisors is an integer number (36859685632).

Almost surely, 2^{1427320134380} is an apocalyptic number.

1427320134380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1427320134380, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1769264910336).

1427320134380 is an abundant number, since it is smaller than the sum of its proper divisors (2111209686292).

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

1427320134380 is a wasteful number, since it uses less digits than its factorization.

1427320134380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228775 (or 228773 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 38.

The spelling of 1427320134380 in words is "one trillion, four hundred twenty-seven billion, three hundred twenty million, one hundred thirty-four thousand, three hundred eighty".