46947318777 has 12 divisors (see below), whose sum is σ = 67969410964. Its totient is φ = 31225927680.

The previous prime is 46947318731. The next prime is 46947318791. The reversal of 46947318777 is 77781374964.

It can be written as a sum of positive squares in 2 ways, for example, as 11426754816 + 35520563961 = 106896^2 + 188469^2 .

It is not a de Polignac number, because 46947318777 - 2⁶ = 46947318713 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46947318727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6019624 + ... + 6027417.

Almost surely, 2^46947318777 is an apocalyptic number.

It is an amenable number.

46947318777 is a deficient number, since it is larger than the sum of its proper divisors (21022092187).

46947318777 is a wasteful number, since it uses less digits than its factorization.

46947318777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12047480 (or 12047477 counting only the distinct ones).

The product of its digits is 49787136, while the sum is 63.

The spelling of 46947318777 in words is "forty-six billion, nine hundred forty-seven million, three hundred eighteen thousand, seven hundred seventy-seven".