60531361633 has 2 divisors, whose sum is σ = 60531361634. Its totient is φ = 60531361632.

The previous prime is 60531361609. The next prime is 60531361643. The reversal of 60531361633 is 33616313506.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57836402064 + 2694959569 = 240492^2 + 51913^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-60531361633 is a prime.

It is a super-3 number, since 3×60531361633³ (a number of 33 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 60531361592 and 60531361601.

It is not a weakly prime, because it can be changed into another prime (60531361643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30265680816 + 30265680817.

It is an arithmetic number, because the mean of its divisors is an integer number (30265680817).

Almost surely, 2^60531361633 is an apocalyptic number.

It is an amenable number.

60531361633 is a deficient number, since it is larger than the sum of its proper divisors (1).

60531361633 is an equidigital number, since it uses as much as digits as its factorization.

60531361633 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 87480, while the sum is 37.

The spelling of 60531361633 in words is "sixty billion, five hundred thirty-one million, three hundred sixty-one thousand, six hundred thirty-three".