60642881699 has 2 divisors, whose sum is σ = 60642881700. Its totient is φ = 60642881698.

The previous prime is 60642881681. The next prime is 60642881731. The reversal of 60642881699 is 99618824606.

60642881699 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 60642881699 - 2²⁸ = 60374446243 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (60642881399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30321440849 + 30321440850.

It is an arithmetic number, because the mean of its divisors is an integer number (30321440850).

Almost surely, 2^60642881699 is an apocalyptic number.

60642881699 is a deficient number, since it is larger than the sum of its proper divisors (1).

60642881699 is an equidigital number, since it uses as much as digits as its factorization.

60642881699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8957952, while the sum is 59.

The spelling of 60642881699 in words is "sixty billion, six hundred forty-two million, eight hundred eighty-one thousand, six hundred ninety-nine".