65226852207021 has 8 divisors (see below), whose sum is σ = 86969647702080. Its totient is φ = 43484312424992.

The previous prime is 65226852207017. The next prime is 65226852207053. The reversal of 65226852207021 is 12070225862256.

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

It is a cyclic number.

It is not a de Polignac number, because 65226852207021 - 2² = 65226852207017 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65226852207001) 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, 63332280 + ... + 64353953.

It is an arithmetic number, because the mean of its divisors is an integer number (10871205962760).

Almost surely, 2^{65226852207021} is an apocalyptic number.

It is an amenable number.

65226852207021 is a deficient number, since it is larger than the sum of its proper divisors (21742795495059).

65226852207021 is a wasteful number, since it uses less digits than its factorization.

65226852207021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127856515.

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 65226852207021 in words is "sixty-five trillion, two hundred twenty-six billion, eight hundred fifty-two million, two hundred seven thousand, twenty-one".