4671136512 has 432 divisors, whose sum is σ = 16927852032. Its totient is φ = 1254113280.

The previous prime is 4671136511. The next prime is 4671136523. The reversal of 4671136512 is 2156311764.

4671136512 is a `hidden beast` number, since 4 + 6 + 7 + 1 + 136 + 512 = 666.

It is a tau number, because it is divible by the number of its divisors (432).

It is a super-2 number, since 2×4671136512² = 43639032627479052288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (4671136511) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7402437 + ... + 7403067.

Almost surely, 2^4671136512 is an apocalyptic number.

4671136512 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4671136512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8463926016).

4671136512 is an abundant number, since it is smaller than the sum of its proper divisors (12256715520).

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

4671136512 is an equidigital number, since it uses as much as digits as its factorization.

4671136512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686 (or 660 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 4671136512 is about 68345.7131940256. The cubic root of 4671136512 is about 1671.6326810754.

The spelling of 4671136512 in words is "four billion, six hundred seventy-one million, one hundred thirty-six thousand, five hundred twelve".