1393046311936 has 44 divisors (see below), whose sum is σ = 2931297122080. Its totient is φ = 659864033280.

The previous prime is 1393046311931. The next prime is 1393046311957. The reversal of 1393046311936 is 6391136403931.

It is a self number, because there is not a number n which added to its sum of digits gives 1393046311936.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1393046311931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35780460 + ... + 35819371.

Almost surely, 2^{1393046311936} is an apocalyptic number.

1393046311936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1393046311936 is an abundant number, since it is smaller than the sum of its proper divisors (1538250810144).

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

1393046311936 is an equidigital number, since it uses as much as digits as its factorization.

1393046311936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71599870 (or 71599852 counting only the distinct ones).

The product of its (nonzero) digits is 944784, while the sum is 49.

The spelling of 1393046311936 in words is "one trillion, three hundred ninety-three billion, forty-six million, three hundred eleven thousand, nine hundred thirty-six".