60722772009 has 4 divisors (see below), whose sum is σ = 80963696016. Its totient is φ = 40481848004.

The previous prime is 60722771927. The next prime is 60722772043. The reversal of 60722772009 is 90027722706.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 60722772009 - 2⁹ = 60722771497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (60722772709) 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 in 3 ways as a sum of consecutive naturals, for example, 10120461999 + ... + 10120462004.

It is an arithmetic number, because the mean of its divisors is an integer number (20240924004).

Almost surely, 2^60722772009 is an apocalyptic number.

It is an amenable number.

60722772009 is a deficient number, since it is larger than the sum of its proper divisors (20240924007).

60722772009 is a wasteful number, since it uses less digits than its factorization.

60722772009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20240924006.

The product of its (nonzero) digits is 148176, while the sum is 42.

The spelling of 60722772009 in words is "sixty billion, seven hundred twenty-two million, seven hundred seventy-two thousand, nine".