46994869089 has 189 divisors, whose sum is σ = 87043904451. Its totient is φ = 25285569120.

The previous prime is 46994869081. The next prime is 46994869123. The reversal of 46994869089 is 98096849964.

It is a happy number.

The square root of 46994869089 is 216783.

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

46994869089 is a `hidden beast` number, since 4 + 69 + 9 + 486 + 9 + 0 + 89 = 666.

46994869089 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 42051654225 + 4943214864 = 205065^2 + 70308^2 .

It is a tau number, because it is divible by the number of its divisors (189).

It is not a de Polignac number, because 46994869089 - 2³ = 46994869081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (46994869081) by changing a digit.

It is a polite number, since it can be written in 188 ways as a sum of consecutive naturals, for example, 1270131579 + ... + 1270131615.

It is an arithmetic number, because the mean of its divisors is an integer number (460549759).

Almost surely, 2^46994869089 is an apocalyptic number.

46994869089 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

46994869089 is the 216783-rd square number.

46994869089 is the 108392-nd centered octagonal number.

It is an amenable number.

46994869089 is a deficient number, since it is larger than the sum of its proper divisors (40049035362).

46994869089 is an frugal number, since it uses more digits than its factorization.

46994869089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168 (or 78 counting only the distinct ones).

The product of its (nonzero) digits is 241864704, while the sum is 72.

The spelling of 46994869089 in words is "forty-six billion, nine hundred ninety-four million, eight hundred sixty-nine thousand, eighty-nine".