1382356090281 has 64 divisors (see below), whose sum is σ = 2079547142400. Its totient is φ = 812916228096.

The previous prime is 1382356090259. The next prime is 1382356090301. The reversal of 1382356090281 is 1820906532831.

It is not a de Polignac number, because 1382356090281 - 2⁵ = 1382356090249 is a prime.

It is a super-2 number, since 2×1382356090281² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1382356090281.

It is not an unprimeable number, because it can be changed into a prime (1382356090201) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6811185 + ... + 7011201.

It is an arithmetic number, because the mean of its divisors is an integer number (32492924100).

Almost surely, 2^{1382356090281} is an apocalyptic number.

It is an amenable number.

1382356090281 is a deficient number, since it is larger than the sum of its proper divisors (697191052119).

1382356090281 is a wasteful number, since it uses less digits than its factorization.

1382356090281 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200218.

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 1382356090281 in words is "one trillion, three hundred eighty-two billion, three hundred fifty-six million, ninety thousand, two hundred eighty-one".