947078933664 has 96 divisors (see below), whose sum is σ = 2566632144384. Its totient is φ = 305467223040.

The previous prime is 947078933639. The next prime is 947078933693. The reversal of 947078933664 is 466339870749.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 947078933595 and 947078933604.

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 15 ways as a sum of consecutive naturals, for example, 27281502 + ... + 27316194.

It is an arithmetic number, because the mean of its divisors is an integer number (26735751504).

Almost surely, 2^947078933664 is an apocalyptic number.

It is an amenable number.

947078933664 is an abundant number, since it is smaller than the sum of its proper divisors (1619553210720).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

947078933664 is a wasteful number, since it uses less digits than its factorization.

947078933664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43910 (or 43902 counting only the distinct ones).

The product of its (nonzero) digits is 164602368, while the sum is 66.

The spelling of 947078933664 in words is "nine hundred forty-seven billion, seventy-eight million, nine hundred thirty-three thousand, six hundred sixty-four".