616430325635 has 4 divisors (see below), whose sum is σ = 739716390768. Its totient is φ = 493144260504.

The previous prime is 616430325547. The next prime is 616430325671. The reversal of 616430325635 is 536523034616.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-616430325635 is a prime.

It is a Duffinian 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 in 3 ways as a sum of consecutive naturals, for example, 61643032559 + ... + 61643032568.

It is an arithmetic number, because the mean of its divisors is an integer number (184929097692).

Almost surely, 2^616430325635 is an apocalyptic number.

616430325635 is a deficient number, since it is larger than the sum of its proper divisors (123286065133).

616430325635 is a wasteful number, since it uses less digits than its factorization.

616430325635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123286065132.

The product of its (nonzero) digits is 1166400, while the sum is 44.

The spelling of 616430325635 in words is "six hundred sixteen billion, four hundred thirty million, three hundred twenty-five thousand, six hundred thirty-five".