8520540601222 has 8 divisors (see below), whose sum is σ = 13763950202016. Its totient is φ = 3932557200552.

The previous prime is 8520540601217. The next prime is 8520540601229. The reversal of 8520540601222 is 2221060450258.

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

It is a super-2 number, since 2×8520540601222² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8520540601229) 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, 163856549998 + ... + 163856550049.

It is an arithmetic number, because the mean of its divisors is an integer number (1720493775252).

Almost surely, 2^{8520540601222} is an apocalyptic number.

8520540601222 is a deficient number, since it is larger than the sum of its proper divisors (5243409600794).

8520540601222 is a wasteful number, since it uses less digits than its factorization.

8520540601222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327713100062.

The product of its (nonzero) digits is 76800, while the sum is 37.

The spelling of 8520540601222 in words is "eight trillion, five hundred twenty billion, five hundred forty million, six hundred one thousand, two hundred twenty-two".