4272654865721 has 8 divisors (see below), whose sum is σ = 4787053117824. Its totient is φ = 3779252460720.

The previous prime is 4272654865631. The next prime is 4272654865727. The reversal of 4272654865721 is 1275684562724.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4272654865721 - 2¹⁰ = 4272654864697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4272654865727) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5248961345 + ... + 5248962158.

It is an arithmetic number, because the mean of its divisors is an integer number (598381639728).

Almost surely, 2^{4272654865721} is an apocalyptic number.

It is an amenable number.

4272654865721 is a deficient number, since it is larger than the sum of its proper divisors (514398252103).

4272654865721 is a wasteful number, since it uses less digits than its factorization.

4272654865721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10497923551.

The product of its digits is 45158400, while the sum is 59.

The spelling of 4272654865721 in words is "four trillion, two hundred seventy-two billion, six hundred fifty-four million, eight hundred sixty-five thousand, seven hundred twenty-one".