61452610567 has 2 divisors, whose sum is σ = 61452610568. Its totient is φ = 61452610566.

The previous prime is 61452610543. The next prime is 61452610577. The reversal of 61452610567 is 76501625416.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 61452610567 - 2¹¹ = 61452608519 is a prime.

It is a super-2 number, since 2×61452610567² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (61452610577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30726305283 + 30726305284.

It is an arithmetic number, because the mean of its divisors is an integer number (30726305284).

Almost surely, 2^61452610567 is an apocalyptic number.

61452610567 is a deficient number, since it is larger than the sum of its proper divisors (1).

61452610567 is an equidigital number, since it uses as much as digits as its factorization.

61452610567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 302400, while the sum is 43.

The spelling of 61452610567 in words is "sixty-one billion, four hundred fifty-two million, six hundred ten thousand, five hundred sixty-seven".