394049535048 has 256 divisors, whose sum is σ = 1204489440000. Its totient is φ = 118626342912.

The previous prime is 394049535043. The next prime is 394049535071. The reversal of 394049535048 is 840535940493.

394049535048 is a `hidden beast` number, since 3 + 9 + 40 + 4 + 95 + 3 + 504 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 394049534985 and 394049535003.

It is not an unprimeable number, because it can be changed into a prime (394049535043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 28025236 + ... + 28039292.

It is an arithmetic number, because the mean of its divisors is an integer number (4705036875).

Almost surely, 2^394049535048 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 394049535048, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (602244720000).

394049535048 is an abundant number, since it is smaller than the sum of its proper divisors (810439904952).

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

394049535048 is a wasteful number, since it uses less digits than its factorization.

394049535048 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14301 (or 14291 counting only the distinct ones).

The product of its (nonzero) digits is 9331200, while the sum is 54.

The spelling of 394049535048 in words is "three hundred ninety-four billion, forty-nine million, five hundred thirty-five thousand, forty-eight".