46946727649 has 4 divisors (see below), whose sum is σ = 48215558164. Its totient is φ = 45677897136.

The previous prime is 46946727647. The next prime is 46946727661. The reversal of 46946727649 is 94672764964.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33498150625 + 13448577024 = 183025^2 + 115968^2 .

It is a cyclic number.

It is not a de Polignac number, because 46946727649 - 2¹ = 46946727647 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46946727643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 634415202 + ... + 634415275.

It is an arithmetic number, because the mean of its divisors is an integer number (12053889541).

Almost surely, 2^46946727649 is an apocalyptic number.

It is an amenable number.

46946727649 is a deficient number, since it is larger than the sum of its proper divisors (1268830515).

46946727649 is a wasteful number, since it uses less digits than its factorization.

46946727649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1268830514.

The product of its digits is 109734912, while the sum is 64.

The spelling of 46946727649 in words is "forty-six billion, nine hundred forty-six million, seven hundred twenty-seven thousand, six hundred forty-nine".