611056708385813 has 16 divisors (see below), whose sum is σ = 703023397655040. Its totient is φ = 527267548224000.

The previous prime is 611056708385759. The next prime is 611056708385819. The reversal of 611056708385813 is 318583807650116.

It is a cyclic number.

It is not a de Polignac number, because 611056708385813 - 2⁶ = 611056708385749 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (611056708385819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30513158288 + ... + 30513178313.

It is an arithmetic number, because the mean of its divisors is an integer number (43938962353440).

Almost surely, 2^{611056708385813} is an apocalyptic number.

It is an amenable number.

611056708385813 is a deficient number, since it is larger than the sum of its proper divisors (91966689269227).

611056708385813 is a wasteful number, since it uses less digits than its factorization.

611056708385813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61026336668.

The product of its (nonzero) digits is 29030400, while the sum is 62.

The spelling of 611056708385813 in words is "six hundred eleven trillion, fifty-six billion, seven hundred eight million, three hundred eighty-five thousand, eight hundred thirteen".