610161506515 has 16 divisors (see below), whose sum is σ = 813827769696. Its totient is φ = 435381107200.

The previous prime is 610161506501. The next prime is 610161506531. The reversal of 610161506515 is 515605161016.

It is a de Polignac number, because none of the positive numbers 2^k-610161506515 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 104656006 + ... + 104661835.

It is an arithmetic number, because the mean of its divisors is an integer number (50864235606).

Almost surely, 2^610161506515 is an apocalyptic number.

610161506515 is a deficient number, since it is larger than the sum of its proper divisors (203666263181).

610161506515 is a wasteful number, since it uses less digits than its factorization.

610161506515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209317910.

The product of its (nonzero) digits is 27000, while the sum is 37.

The spelling of 610161506515 in words is "six hundred ten billion, one hundred sixty-one million, five hundred six thousand, five hundred fifteen".