47817013912 has 16 divisors (see below), whose sum is σ = 91843655400. Its totient is φ = 23325372480.

The previous prime is 47817013901. The next prime is 47817013927. The reversal of 47817013912 is 21931071874.

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, 72891462 + ... + 72892117.

Almost surely, 2^47817013912 is an apocalyptic number.

It is an amenable number.

47817013912 is a deficient number, since it is larger than the sum of its proper divisors (44026641488).

47817013912 is a wasteful number, since it uses less digits than its factorization.

47817013912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145783626 (or 145783622 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 43.

The spelling of 47817013912 in words is "forty-seven billion, eight hundred seventeen million, thirteen thousand, nine hundred twelve".