147855564684 has 36 divisors (see below), whose sum is σ = 377599071304. Its totient is φ = 48777092352.

The previous prime is 147855564683. The next prime is 147855564697. The reversal of 147855564684 is 486465558741.

147855564684 is a `hidden beast` number, since 1 + 4 + 7 + 8 + 5 + 5 + 564 + 68 + 4 = 666.

147855564684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×147855564684² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (147855564683) 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 in 11 ways as a sum of consecutive naturals, for example, 21167122 + ... + 21174105.

Almost surely, 2^147855564684 is an apocalyptic number.

It is an amenable number.

147855564684 is an abundant number, since it is smaller than the sum of its proper divisors (229743506620).

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

147855564684 is a wasteful number, since it uses less digits than its factorization.

147855564684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42341334 (or 42341329 counting only the distinct ones).

The product of its digits is 129024000, while the sum is 63.

The spelling of 147855564684 in words is "one hundred forty-seven billion, eight hundred fifty-five million, five hundred sixty-four thousand, six hundred eighty-four".