616244451113149 has 2 divisors, whose sum is σ = 616244451113150. Its totient is φ = 616244451113148.

The previous prime is 616244451112949. The next prime is 616244451113287. The reversal of 616244451113149 is 941311154442616.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 367716099605625 + 248528351507524 = 19175925^2 + 15764782^2 .

It is a cyclic number.

It is not a de Polignac number, because 616244451113149 - 2¹¹ = 616244451111101 is a prime.

It is a super-3 number, since 3×616244451113149³ (a number of 45 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 616244451113096 and 616244451113105.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (616244451113849) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 308122225556574 + 308122225556575.

It is an arithmetic number, because the mean of its divisors is an integer number (308122225556575).

Almost surely, 2^{616244451113149} is an apocalyptic number.

It is an amenable number.

616244451113149 is a deficient number, since it is larger than the sum of its proper divisors (1).

616244451113149 is an equidigital number, since it uses as much as digits as its factorization.

616244451113149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2488320, while the sum is 52.

The spelling of 616244451113149 in words is "six hundred sixteen trillion, two hundred forty-four billion, four hundred fifty-one million, one hundred thirteen thousand, one hundred forty-nine".