1394306863488 has 768 divisors, whose sum is σ = 5257828108800. Its totient is φ = 359686656000.

The previous prime is 1394306863451. The next prime is 1394306863507. The reversal of 1394306863488 is 8843686034931.

1394306863488 is a `hidden beast` number, since 1 + 3 + 9 + 4 + 30 + 68 + 63 + 488 = 666.

It is a super-2 number, since 2×1394306863488² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 281277906 + ... + 281282862.

It is an arithmetic number, because the mean of its divisors is an integer number (6846130350).

Almost surely, 2^{1394306863488} is an apocalyptic number.

1394306863488 is a gapful number since it is divisible by the number (18) 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 1394306863488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2628914054400).

1394306863488 is an abundant number, since it is smaller than the sum of its proper divisors (3863521245312).

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

1394306863488 is a wasteful number, since it uses less digits than its factorization.

1394306863488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5156 (or 5131 counting only the distinct ones).

The product of its (nonzero) digits is 71663616, while the sum is 63.

The spelling of 1394306863488 in words is "one trillion, three hundred ninety-four billion, three hundred six million, eight hundred sixty-three thousand, four hundred eighty-eight".