94005399609 has 135 divisors (see below), whose sum is σ = 163911598389. Its totient is φ = 53643260880.

The previous prime is 94005399557. The next prime is 94005399637. The reversal of 94005399609 is 90699350049.

The square root of 94005399609 is 306603.

It is a perfect power (a square), and thus also a powerful number.

94005399609 is a `hidden beast` number, since 9 + 40 + 0 + 539 + 9 + 60 + 9 = 666.

It is not a de Polignac number, because 94005399609 - 2²³ = 93997011001 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (94005399109) by changing a digit.

It is a polite number, since it can be written in 134 ways as a sum of consecutive naturals, for example, 576720162 + ... + 576720324.

Almost surely, 2^94005399609 is an apocalyptic number.

94005399609 is a gapful number since it is divisible by the number (99) formed by its first and last digit.

94005399609 is the 306603-rd square number.

94005399609 is the 153302-nd centered octagonal number.

It is an amenable number.

94005399609 is a deficient number, since it is larger than the sum of its proper divisors (69906198780).

94005399609 is a wasteful number, since it uses less digits than its factorization.

94005399609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 398 (or 196 counting only the distinct ones).

The product of its (nonzero) digits is 2361960, while the sum is 54.

The spelling of 94005399609 in words is "ninety-four billion, five million, three hundred ninety-nine thousand, six hundred nine".