1616563342250 has 16 divisors (see below), whose sum is σ = 3026206577160. Its totient is φ = 646625336800.

The previous prime is 1616563342231. The next prime is 1616563342267. The reversal of 1616563342250 is 522433656161.

It can be written as a sum of positive squares in 4 ways, for example, as 229635515209 + 1386927827041 = 479203^2 + 1177679^2 .

It is a super-2 number, since 2×1616563342250² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3233126435 + ... + 3233126934.

Almost surely, 2^{1616563342250} is an apocalyptic number.

1616563342250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1616563342250 is a deficient number, since it is larger than the sum of its proper divisors (1409643234910).

1616563342250 is an equidigital number, since it uses as much as digits as its factorization.

1616563342250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6466253386 (or 6466253376 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 44.

The spelling of 1616563342250 in words is "one trillion, six hundred sixteen billion, five hundred sixty-three million, three hundred forty-two thousand, two hundred fifty".