60772247655 has 128 divisors (see below), whose sum is σ = 116152565760. Its totient is φ = 26557493760.

The previous prime is 60772247629. The next prime is 60772247659. The reversal of 60772247655 is 55674227706.

It is a happy number.

It is not a de Polignac number, because 60772247655 - 2¹⁰ = 60772246631 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 60772247598 and 60772247607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60772247659) 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 127 ways as a sum of consecutive naturals, for example, 72433726 + ... + 72434564.

It is an arithmetic number, because the mean of its divisors is an integer number (907441920).

Almost surely, 2^60772247655 is an apocalyptic number.

60772247655 is a deficient number, since it is larger than the sum of its proper divisors (55380318105).

60772247655 is a wasteful number, since it uses less digits than its factorization.

60772247655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1221.

The product of its (nonzero) digits is 4939200, while the sum is 51.

The spelling of 60772247655 in words is "sixty billion, seven hundred seventy-two million, two hundred forty-seven thousand, six hundred fifty-five".