393191237048 has 16 divisors (see below), whose sum is σ = 769287203280. Its totient is φ = 188047982848.

The previous prime is 393191237039. The next prime is 393191237099. The reversal of 393191237048 is 840732191393.

It is a super-3 number, since 3×393191237048³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 393191236987 and 393191237005.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1068454265 + ... + 1068454632.

It is an arithmetic number, because the mean of its divisors is an integer number (48080450205).

Almost surely, 2^393191237048 is an apocalyptic number.

It is an amenable number.

393191237048 is a deficient number, since it is larger than the sum of its proper divisors (376095966232).

393191237048 is a wasteful number, since it uses less digits than its factorization.

393191237048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2136908926 (or 2136908922 counting only the distinct ones).

The product of its (nonzero) digits is 979776, while the sum is 50.

The spelling of 393191237048 in words is "three hundred ninety-three billion, one hundred ninety-one million, two hundred thirty-seven thousand, forty-eight".