616503415300441 has 6 divisors (see below), whose sum is σ = 626775710856126. Its totient is φ = 606396801931200.

The previous prime is 616503415300411. The next prime is 616503415300501. The reversal of 616503415300441 is 144003514305616.

It can be written as a sum of positive squares in 3 ways, for example, as 16018437308416 + 600484977992025 = 4002304^2 + 24504795^2 .

It is not a de Polignac number, because 616503415300441 - 2³³ = 616494825365849 is a prime.

It is a super-2 number, since 2×616503415300441² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (616503415300411) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 82841089440 + ... + 82841096881.

It is an arithmetic number, because the mean of its divisors is an integer number (104462618476021).

Almost surely, 2^{616503415300441} is an apocalyptic number.

616503415300441 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

616503415300441 is a deficient number, since it is larger than the sum of its proper divisors (10272295555685).

616503415300441 is an equidigital number, since it uses as much as digits as its factorization.

616503415300441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165682186443 (or 165682186382 counting only the distinct ones).

The product of its (nonzero) digits is 518400, while the sum is 43.

The spelling of 616503415300441 in words is "six hundred sixteen trillion, five hundred three billion, four hundred fifteen million, three hundred thousand, four hundred forty-one".