59647674721 has 2 divisors, whose sum is σ = 59647674722. Its totient is φ = 59647674720.

The previous prime is 59647674679. The next prime is 59647674739. The reversal of 59647674721 is 12747674695.

It is a happy number.

59647674721 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57186026496 + 2461648225 = 239136^2 + 49615^2 .

It is a cyclic number.

It is not a de Polignac number, because 59647674721 - 2¹¹ = 59647672673 is a prime.

It is not a weakly prime, because it can be changed into another prime (59647614721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29823837360 + 29823837361.

It is an arithmetic number, because the mean of its divisors is an integer number (29823837361).

Almost surely, 2^59647674721 is an apocalyptic number.

It is an amenable number.

59647674721 is a deficient number, since it is larger than the sum of its proper divisors (1).

59647674721 is an equidigital number, since it uses as much as digits as its factorization.

59647674721 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17781120, while the sum is 58.

The spelling of 59647674721 in words is "fifty-nine billion, six hundred forty-seven million, six hundred seventy-four thousand, seven hundred twenty-one".