52240161221266 has 16 divisors (see below), whose sum is σ = 80188054540704. Its totient is φ = 25510892760864.

The previous prime is 52240161221153. The next prime is 52240161221299. The reversal of 52240161221266 is 66212216104225.

It is a super-2 number, since 2×52240161221266² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19497516 + ... + 22014391.

It is an arithmetic number, because the mean of its divisors is an integer number (5011753408794).

Almost surely, 2^{52240161221266} is an apocalyptic number.

52240161221266 is a deficient number, since it is larger than the sum of its proper divisors (27947893319438).

52240161221266 is a wasteful number, since it uses less digits than its factorization.

52240161221266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41526585.

The product of its (nonzero) digits is 138240, while the sum is 40.

The spelling of 52240161221266 in words is "fifty-two trillion, two hundred forty billion, one hundred sixty-one million, two hundred twenty-one thousand, two hundred sixty-six".