392423894641 has 8 divisors (see below), whose sum is σ = 405957653504. Its totient is φ = 378944818560.

The previous prime is 392423894593. The next prime is 392423894651. The reversal of 392423894641 is 146498324293.

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

It is a cyclic number.

It is not a de Polignac number, because 392423894641 - 2²¹ = 392421797489 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (392423894651) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13656096 + ... + 13684801.

It is an arithmetic number, because the mean of its divisors is an integer number (50744706688).

Almost surely, 2^392423894641 is an apocalyptic number.

392423894641 is a gapful number since it is divisible by the number (31) formed by its first and last digit.

It is an amenable number.

392423894641 is a deficient number, since it is larger than the sum of its proper divisors (13533758863).

392423894641 is a wasteful number, since it uses less digits than its factorization.

392423894641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27341391.

The product of its digits is 8957952, while the sum is 55.

The spelling of 392423894641 in words is "three hundred ninety-two billion, four hundred twenty-three million, eight hundred ninety-four thousand, six hundred forty-one".