47256990964 has 12 divisors (see below), whose sum is σ = 84934862404. Its totient is φ = 22989887424.

The previous prime is 47256990821. The next prime is 47256990973. The reversal of 47256990964 is 46909965274.

It can be written as a sum of positive squares in 2 ways, for example, as 18702750564 + 28554240400 = 136758^2 + 168980^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159651849 + ... + 159652144.

Almost surely, 2^47256990964 is an apocalyptic number.

It is an amenable number.

47256990964 is a deficient number, since it is larger than the sum of its proper divisors (37677871440).

47256990964 is a wasteful number, since it uses less digits than its factorization.

47256990964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319304034 (or 319304032 counting only the distinct ones).

The product of its (nonzero) digits is 29393280, while the sum is 61.

The spelling of 47256990964 in words is "forty-seven billion, two hundred fifty-six million, nine hundred ninety thousand, nine hundred sixty-four".