61614450263 has 2 divisors, whose sum is σ = 61614450264. Its totient is φ = 61614450262.

The previous prime is 61614450253. The next prime is 61614450367. The reversal of 61614450263 is 36205441616.

61614450263 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 61614450263 - 2⁶ = 61614450199 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61614450253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30807225131 + 30807225132.

It is an arithmetic number, because the mean of its divisors is an integer number (30807225132).

Almost surely, 2^61614450263 is an apocalyptic number.

61614450263 is a deficient number, since it is larger than the sum of its proper divisors (1).

61614450263 is an equidigital number, since it uses as much as digits as its factorization.

61614450263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 38.

Adding to 61614450263 its reverse (36205441616), we get a palindrome (97819891879).

The spelling of 61614450263 in words is "sixty-one billion, six hundred fourteen million, four hundred fifty thousand, two hundred sixty-three".