61069822651 has 2 divisors, whose sum is σ = 61069822652. Its totient is φ = 61069822650.

The previous prime is 61069822643. The next prime is 61069822699. The reversal of 61069822651 is 15622896016.

61069822651 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 61069822651 - 2³ = 61069822643 is a prime.

It is not a weakly prime, because it can be changed into another prime (61069822631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30534911325 + 30534911326.

It is an arithmetic number, because the mean of its divisors is an integer number (30534911326).

Almost surely, 2^61069822651 is an apocalyptic number.

61069822651 is a deficient number, since it is larger than the sum of its proper divisors (1).

61069822651 is an equidigital number, since it uses as much as digits as its factorization.

61069822651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 61069822651 in words is "sixty-one billion, sixty-nine million, eight hundred twenty-two thousand, six hundred fifty-one".