616798580495 has 4 divisors (see below), whose sum is σ = 740158296600. Its totient is φ = 493438864392.

The previous prime is 616798580471. The next prime is 616798580527. The reversal of 616798580495 is 594085897616.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 616798580495 - 2¹² = 616798576399 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61679858045 + ... + 61679858054.

It is an arithmetic number, because the mean of its divisors is an integer number (185039574150).

Almost surely, 2^616798580495 is an apocalyptic number.

616798580495 is a deficient number, since it is larger than the sum of its proper divisors (123359716105).

616798580495 is a wasteful number, since it uses less digits than its factorization.

616798580495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123359716104.

The product of its (nonzero) digits is 130636800, while the sum is 68.

The spelling of 616798580495 in words is "six hundred sixteen billion, seven hundred ninety-eight million, five hundred eighty thousand, four hundred ninety-five".