7206226187812 has 12 divisors (see below), whose sum is σ = 12665965244380. Its totient is φ = 3587378975136.

The previous prime is 7206226187807. The next prime is 7206226187843. The reversal of 7206226187812 is 2187816226027.

It can be written as a sum of positive squares in 2 ways, for example, as 4923002438656 + 2283223749156 = 2218784^2 + 1511034^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 7206226187812.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3933528663 + ... + 3933530494.

Almost surely, 2^{7206226187812} is an apocalyptic number.

It is an amenable number.

7206226187812 is a deficient number, since it is larger than the sum of its proper divisors (5459739056568).

7206226187812 is a wasteful number, since it uses less digits than its factorization.

7206226187812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7867059390 (or 7867059388 counting only the distinct ones).

The product of its (nonzero) digits is 1806336, while the sum is 52.

The spelling of 7206226187812 in words is "seven trillion, two hundred six billion, two hundred twenty-six million, one hundred eighty-seven thousand, eight hundred twelve".