616430213632 has 40 divisors (see below), whose sum is σ = 1244354051556. Its totient is φ = 305037606912.

The previous prime is 616430213621. The next prime is 616430213647. The reversal of 616430213632 is 236312034616.

It can be written as a sum of positive squares in 2 ways, for example, as 539554887936 + 76875325696 = 734544^2 + 277264^2 .

It is a junction number, because it is equal to n+sod(n) for n = 616430213591 and 616430213600.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6156343 + ... + 6255670.

Almost surely, 2^616430213632 is an apocalyptic number.

It is an amenable number.

616430213632 is an abundant number, since it is smaller than the sum of its proper divisors (627923837924).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

616430213632 is an equidigital number, since it uses as much as digits as its factorization.

616430213632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12412128 (or 12412112 counting only the distinct ones).

The product of its (nonzero) digits is 93312, while the sum is 37.

The spelling of 616430213632 in words is "six hundred sixteen billion, four hundred thirty million, two hundred thirteen thousand, six hundred thirty-two".