52217374572381 has 32 divisors (see below), whose sum is σ = 70199814343680. Its totient is φ = 34524650100096.

The previous prime is 52217374572373. The next prime is 52217374572431. The reversal of 52217374572381 is 18327547371225.

It is not a de Polignac number, because 52217374572381 - 2³ = 52217374572373 is a prime.

It is a super-2 number, since 2×52217374572381² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52217374572361) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 228962850 + ... + 229190796.

It is an arithmetic number, because the mean of its divisors is an integer number (2193744198240).

Almost surely, 2^{52217374572381} is an apocalyptic number.

It is an amenable number.

52217374572381 is a deficient number, since it is larger than the sum of its proper divisors (17982439771299).

52217374572381 is a wasteful number, since it uses less digits than its factorization.

52217374572381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229473.

The product of its digits is 19756800, while the sum is 57.

The spelling of 52217374572381 in words is "fifty-two trillion, two hundred seventeen billion, three hundred seventy-four million, five hundred seventy-two thousand, three hundred eighty-one".