194334072039 has 6 divisors (see below), whose sum is σ = 280704770736. Its totient is φ = 129556048020.

The previous prime is 194334072001. The next prime is 194334072047. The reversal of 194334072039 is 930270433491.

194334072039 is a `hidden beast` number, since 1 + 9 + 4 + 33 + 407 + 203 + 9 = 666.

It is not a de Polignac number, because 194334072039 - 2¹¹ = 194334069991 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 194334071985 and 194334072003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (194334076039) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10796337327 + ... + 10796337344.

It is an arithmetic number, because the mean of its divisors is an integer number (46784128456).

Almost surely, 2^194334072039 is an apocalyptic number.

194334072039 is a deficient number, since it is larger than the sum of its proper divisors (86370698697).

194334072039 is a wasteful number, since it uses less digits than its factorization.

194334072039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21592674677 (or 21592674674 counting only the distinct ones).

The product of its (nonzero) digits is 489888, while the sum is 45.

The spelling of 194334072039 in words is "one hundred ninety-four billion, three hundred thirty-four million, seventy-two thousand, thirty-nine".