610656061 has 4 divisors (see below), whose sum is σ = 610715872. Its totient is φ = 610596252.

The previous prime is 610656001. The next prime is 610656083. The reversal of 610656061 is 160656016.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-610656061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (610656001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10311 + ... + 36436.

It is an arithmetic number, because the mean of its divisors is an integer number (152678968).

Almost surely, 2^610656061 is an apocalyptic number.

It is an amenable number.

610656061 is a deficient number, since it is larger than the sum of its proper divisors (59811).

610656061 is a wasteful number, since it uses less digits than its factorization.

610656061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59810.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 610656061 is about 24711.4560679860. The cubic root of 610656061 is about 848.3965438940.

The spelling of 610656061 in words is "six hundred ten million, six hundred fifty-six thousand, sixty-one".