61355622655316 has 48 divisors (see below), whose sum is σ = 117391006349568. Its totient is φ = 27827603865600.

The previous prime is 61355622655277. The next prime is 61355622655343.

61355622655316 is nontrivially palindromic in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 780636116 + ... + 780714708.

It is an arithmetic number, because the mean of its divisors is an integer number (2445645965616).

Almost surely, 2^{61355622655316} is an apocalyptic number.

It is an amenable number.

61355622655316 is a deficient number, since it is larger than the sum of its proper divisors (56035383694252).

61355622655316 is a wasteful number, since it uses less digits than its factorization.

61355622655316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117392 (or 117390 counting only the distinct ones).

The product of its digits is 29160000, while the sum is 56.

The spelling of 61355622655316 in words is "sixty-one trillion, three hundred fifty-five billion, six hundred twenty-two million, six hundred fifty-five thousand, three hundred sixteen".