62722105561 has 2 divisors, whose sum is σ = 62722105562. Its totient is φ = 62722105560.

The previous prime is 62722105559. The next prime is 62722105597. The reversal of 62722105561 is 16550122726.

62722105561 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 can be written as a sum of positive squares in only one way, i.e., 52964419600 + 9757685961 = 230140^2 + 98781^2 .

It is a cyclic number.

It is not a de Polignac number, because 62722105561 - 2¹ = 62722105559 is a prime.

Together with 62722105559, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 62722105561.

It is not a weakly prime, because it can be changed into another prime (62722105861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31361052780 + 31361052781.

It is an arithmetic number, because the mean of its divisors is an integer number (31361052781).

Almost surely, 2^62722105561 is an apocalyptic number.

It is an amenable number.

62722105561 is a deficient number, since it is larger than the sum of its proper divisors (1).

62722105561 is an equidigital number, since it uses as much as digits as its factorization.

62722105561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 62722105561 in words is "sixty-two billion, seven hundred twenty-two million, one hundred five thousand, five hundred sixty-one".