610161556093 has 4 divisors (see below), whose sum is σ = 625043545308. Its totient is φ = 595279566880.

The previous prime is 610161556091. The next prime is 610161556117. The reversal of 610161556093 is 390655161016.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 364499572644 + 245661983449 = 603738^2 + 495643^2 .

It is a cyclic number.

It is not a de Polignac number, because 610161556093 - 2¹ = 610161556091 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 (610161556091) 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, 7440994546 + ... + 7440994627.

It is an arithmetic number, because the mean of its divisors is an integer number (156260886327).

Almost surely, 2^610161556093 is an apocalyptic number.

It is an amenable number.

610161556093 is a deficient number, since it is larger than the sum of its proper divisors (14881989215).

610161556093 is a wasteful number, since it uses less digits than its factorization.

610161556093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14881989214.

The product of its (nonzero) digits is 145800, while the sum is 43.

The spelling of 610161556093 in words is "six hundred ten billion, one hundred sixty-one million, five hundred fifty-six thousand, ninety-three".