616328065774 has 4 divisors (see below), whose sum is σ = 924492098664. Its totient is φ = 308164032886.

The previous prime is 616328065753. The next prime is 616328065813. The reversal of 616328065774 is 477560823616.

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

It is a congruent 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 as a sum of consecutive naturals, namely, 154082016442 + ... + 154082016445.

It is an arithmetic number, because the mean of its divisors is an integer number (231123024666).

Almost surely, 2^616328065774 is an apocalyptic number.

616328065774 is a deficient number, since it is larger than the sum of its proper divisors (308164032890).

616328065774 is a wasteful number, since it uses less digits than its factorization.

616328065774 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308164032889.

The product of its (nonzero) digits is 10160640, while the sum is 55.

The spelling of 616328065774 in words is "six hundred sixteen billion, three hundred twenty-eight million, sixty-five thousand, seven hundred seventy-four".