1394794727424 has 1152 divisors, whose sum is σ = 5119063971840. Its totient is φ = 356725555200.

The previous prime is 1394794727401. The next prime is 1394794727467. The reversal of 1394794727424 is 4247274974931.

It is a happy number.

1394794727424 is a `hidden beast` number, since 1 + 3 + 9 + 4 + 79 + 472 + 74 + 24 = 666.

It is a tau number, because it is divible by the number of its divisors (1152).

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

It is a nude number because it is divisible by every one of its digits.

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, 4963682164 + ... + 4963682444.

It is an arithmetic number, because the mean of its divisors is an integer number (4443631920).

Almost surely, 2^{1394794727424} is an apocalyptic number.

1394794727424 is a gapful number since it is divisible by the number (14) 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 1394794727424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2559531985920).

1394794727424 is an abundant number, since it is smaller than the sum of its proper divisors (3724269244416).

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

1394794727424 is a wasteful number, since it uses less digits than its factorization.

1394794727424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 437 (or 414 counting only the distinct ones).

The product of its digits is 85349376, while the sum is 63.

The spelling of 1394794727424 in words is "one trillion, three hundred ninety-four billion, seven hundred ninety-four million, seven hundred twenty-seven thousand, four hundred twenty-four".