4272297624161 has 4 divisors (see below), whose sum is σ = 4882625856192. Its totient is φ = 3661969392132.

The previous prime is 4272297624151. The next prime is 4272297624169. The reversal of 4272297624161 is 1614267922724.

It is a happy number.

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-4272297624161 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4272297624169) 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, 305164116005 + ... + 305164116018.

It is an arithmetic number, because the mean of its divisors is an integer number (1220656464048).

Almost surely, 2^{4272297624161} is an apocalyptic number.

It is an amenable number.

4272297624161 is a deficient number, since it is larger than the sum of its proper divisors (610328232031).

4272297624161 is an equidigital number, since it uses as much as digits as its factorization.

4272297624161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 610328232030.

The product of its digits is 4064256, while the sum is 53.

The spelling of 4272297624161 in words is "four trillion, two hundred seventy-two billion, two hundred ninety-seven million, six hundred twenty-four thousand, one hundred sixty-one".