47167265864 has 8 divisors (see below), whose sum is σ = 88438623510. Its totient is φ = 23583632928.

The previous prime is 47167265861. The next prime is 47167265897. The reversal of 47167265864 is 46856276174.

It can be written as a sum of positive squares in only one way, i.e., 27542057764 + 19625208100 = 165958^2 + 140090^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (47167265861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2947954109 + ... + 2947954124.

Almost surely, 2^47167265864 is an apocalyptic number.

It is an amenable number.

47167265864 is a deficient number, since it is larger than the sum of its proper divisors (41271357646).

47167265864 is a wasteful number, since it uses less digits than its factorization.

47167265864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5895908239 (or 5895908235 counting only the distinct ones).

The product of its digits is 13547520, while the sum is 56.

The spelling of 47167265864 in words is "forty-seven billion, one hundred sixty-seven million, two hundred sixty-five thousand, eight hundred sixty-four".