60725256173 has 4 divisors (see below), whose sum is σ = 60881362620. Its totient is φ = 60569149728.

The previous prime is 60725256127. The next prime is 60725256199. The reversal of 60725256173 is 37165252706.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 30786913444 + 29938342729 = 175462^2 + 173027^2 .

It is a cyclic number.

It is not a de Polignac number, because 60725256173 - 2⁸ = 60725255917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (60725256103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78052640 + ... + 78053417.

It is an arithmetic number, because the mean of its divisors is an integer number (15220340655).

Almost surely, 2^60725256173 is an apocalyptic number.

It is an amenable number.

60725256173 is a deficient number, since it is larger than the sum of its proper divisors (156106447).

60725256173 is a wasteful number, since it uses less digits than its factorization.

60725256173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156106446.

The product of its (nonzero) digits is 529200, while the sum is 44.

The spelling of 60725256173 in words is "sixty billion, seven hundred twenty-five million, two hundred fifty-six thousand, one hundred seventy-three".