616736219063 has 4 divisors (see below), whose sum is σ = 616754651088. Its totient is φ = 616717787040.

The previous prime is 616736219051. The next prime is 616736219069. The reversal of 616736219063 is 360912637616.

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 616736219063 - 2¹⁸ = 616735956919 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 (616736219069) 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, 9165731 + ... + 9232772.

It is an arithmetic number, because the mean of its divisors is an integer number (154188662772).

Almost surely, 2^616736219063 is an apocalyptic number.

616736219063 is a deficient number, since it is larger than the sum of its proper divisors (18432025).

616736219063 is a wasteful number, since it uses less digits than its factorization.

616736219063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18432024.

The product of its (nonzero) digits is 1469664, while the sum is 50.

The spelling of 616736219063 in words is "six hundred sixteen billion, seven hundred thirty-six million, two hundred nineteen thousand, sixty-three".