610656545 has 8 divisors (see below), whose sum is σ = 749829696. Its totient is φ = 477164016.

The previous prime is 610656511. The next prime is 610656581. The reversal of 610656545 is 545656016.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 610656545 - 2²⁰ = 609607969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 610656499 and 610656508.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1419917 + ... + 1420346.

It is an arithmetic number, because the mean of its divisors is an integer number (93728712).

Almost surely, 2^610656545 is an apocalyptic number.

It is an amenable number.

610656545 is a deficient number, since it is larger than the sum of its proper divisors (139173151).

610656545 is a wasteful number, since it uses less digits than its factorization.

610656545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2840311.

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 610656545 is about 24711.4658610128. The cubic root of 610656545 is about 848.3967680376.

The spelling of 610656545 in words is "six hundred ten million, six hundred fifty-six thousand, five hundred forty-five".