8394019428704 has 72 divisors (see below), whose sum is σ = 20451109558320. Its totient is φ = 3320710967808.

The previous prime is 8394019428673. The next prime is 8394019428737. The reversal of 8394019428704 is 4078249104938.

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 110829899 + ... + 110905610.

It is an arithmetic number, because the mean of its divisors is an integer number (284043188310).

Almost surely, 2^{8394019428704} is an apocalyptic number.

It is an amenable number.

8394019428704 is an abundant number, since it is smaller than the sum of its proper divisors (12057090129616).

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

8394019428704 is a wasteful number, since it uses less digits than its factorization.

8394019428704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 221735552 (or 221735531 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 59.

The spelling of 8394019428704 in words is "eight trillion, three hundred ninety-four billion, nineteen million, four hundred twenty-eight thousand, seven hundred four".