610605556101 has 12 divisors (see below), whose sum is σ = 892612139328. Its totient is φ = 402165907944.

The previous prime is 610605556091. The next prime is 610605556103. The reversal of 610605556101 is 101655506016.

It is not a de Polignac number, because 610605556101 - 2⁶ = 610605556037 is a prime.

It is a super-2 number, since 2×610605556101² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610605556103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 408704445 + ... + 408705938.

It is an arithmetic number, because the mean of its divisors is an integer number (74384344944).

Almost surely, 2^610605556101 is an apocalyptic number.

It is an amenable number.

610605556101 is a deficient number, since it is larger than the sum of its proper divisors (282006583227).

610605556101 is a wasteful number, since it uses less digits than its factorization.

610605556101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817410472 (or 817410469 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The spelling of 610605556101 in words is "six hundred ten billion, six hundred five million, five hundred fifty-six thousand, one hundred one".