616534620202 has 4 divisors (see below), whose sum is σ = 924801930306. Its totient is φ = 308267310100.

The previous prime is 616534620197. The next prime is 616534620223. The reversal of 616534620202 is 202026435616.

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

It can be written as a sum of positive squares in only one way, i.e., 611991725401 + 4542894801 = 782299^2 + 67401^2 .

It is a super-2 number, since 2×616534620202² (a number of 24 digits) contains 22 as substring.

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, 154133655049 + ... + 154133655052.

Almost surely, 2^616534620202 is an apocalyptic number.

616534620202 is a deficient number, since it is larger than the sum of its proper divisors (308267310104).

616534620202 is a wasteful number, since it uses less digits than its factorization.

616534620202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308267310103.

The product of its (nonzero) digits is 103680, while the sum is 37.

The spelling of 616534620202 in words is "six hundred sixteen billion, five hundred thirty-four million, six hundred twenty thousand, two hundred two".