393924689022 has 8 divisors (see below), whose sum is σ = 787849378056. Its totient is φ = 131308229672.

The previous prime is 393924689021. The next prime is 393924689069. The reversal of 393924689022 is 220986429393.

It is a sphenic number, since it is the product of 3 distinct primes.

393924689022 is an admirable number.

It is a super-3 number, since 3×393924689022³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (393924689021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32827057413 + ... + 32827057424.

It is an arithmetic number, because the mean of its divisors is an integer number (98481172257).

Almost surely, 2^393924689022 is an apocalyptic number.

393924689022 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

393924689022 is a wasteful number, since it uses less digits than its factorization.

393924689022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65654114842.

The product of its (nonzero) digits is 10077696, while the sum is 57.

The spelling of 393924689022 in words is "three hundred ninety-three billion, nine hundred twenty-four million, six hundred eighty-nine thousand, twenty-two".