1394222898263 has 32 divisors (see below), whose sum is σ = 1628921290752. Its totient is φ = 1183068691200.

The previous prime is 1394222898179. The next prime is 1394222898269. The reversal of 1394222898263 is 3628982224931.

It is a cyclic number.

It is not a de Polignac number, because 1394222898263 - 2¹⁸ = 1394222636119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1394222898269) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27383 + ... + 1670088.

It is an arithmetic number, because the mean of its divisors is an integer number (50903790336).

Almost surely, 2^{1394222898263} is an apocalyptic number.

1394222898263 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1394222898263 is a deficient number, since it is larger than the sum of its proper divisors (234698392489).

1394222898263 is a wasteful number, since it uses less digits than its factorization.

1394222898263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1697615.

The product of its digits is 17915904, while the sum is 59.

The spelling of 1394222898263 in words is "one trillion, three hundred ninety-four billion, two hundred twenty-two million, eight hundred ninety-eight thousand, two hundred sixty-three".