60772727257 has 4 divisors (see below), whose sum is σ = 66297520656. Its totient is φ = 55247933860.

The previous prime is 60772727233. The next prime is 60772727263. The reversal of 60772727257 is 75272727706.

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 a de Polignac number, because none of the positive numbers 2^k-60772727257 is a prime.

It is a super-3 number, since 3×60772727257³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (60772727857) 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, 2762396683 + ... + 2762396704.

It is an arithmetic number, because the mean of its divisors is an integer number (16574380164).

Almost surely, 2^60772727257 is an apocalyptic number.

It is an amenable number.

60772727257 is a deficient number, since it is larger than the sum of its proper divisors (5524793399).

60772727257 is a wasteful number, since it uses less digits than its factorization.

60772727257 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5524793398.

The product of its (nonzero) digits is 4033680, while the sum is 52.

The spelling of 60772727257 in words is "sixty billion, seven hundred seventy-two million, seven hundred twenty-seven thousand, two hundred fifty-seven".