6712605612 has 72 divisors (see below), whose sum is σ = 17420562432. Its totient is φ = 2178357600.

The previous prime is 6712605593. The next prime is 6712605617. The reversal of 6712605612 is 2165062176.

It is a happy number.

6712605612 is a `hidden beast` number, since 6 + 71 + 26 + 0 + 561 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (6712605617) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 312787 + ... + 333557.

It is an arithmetic number, because the mean of its divisors is an integer number (241952256).

Almost surely, 2^6712605612 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6712605612, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8710281216).

6712605612 is an abundant number, since it is smaller than the sum of its proper divisors (10707956820).

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

6712605612 is a wasteful number, since it uses less digits than its factorization.

6712605612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21019 (or 21014 counting only the distinct ones).

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

The square root of 6712605612 is about 81930.4925653447. The cubic root of 6712605612 is about 1886.3851861210.

Adding to 6712605612 its reverse (2165062176), we get a palindrome (8877667788).

The spelling of 6712605612 in words is "six billion, seven hundred twelve million, six hundred five thousand, six hundred twelve".