6121260620266 has 24 divisors (see below), whose sum is σ = 10105824207780. Its totient is φ = 2778715558080.

The previous prime is 6121260620249. The next prime is 6121260620273. The reversal of 6121260620266 is 6620260621216.

It can be written as a sum of positive squares in 2 ways, for example, as 5464471939641 + 656788680625 = 2337621^2 + 810425^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16523851 + ... + 16890238.

Almost surely, 2^{6121260620266} is an apocalyptic number.

6121260620266 is a deficient number, since it is larger than the sum of its proper divisors (3984563587514).

6121260620266 is a wasteful number, since it uses less digits than its factorization.

6121260620266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33414870 (or 33414859 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 6121260620266 in words is "six trillion, one hundred twenty-one billion, two hundred sixty million, six hundred twenty thousand, two hundred sixty-six".