52217374572373 has 2 divisors, whose sum is σ = 52217374572374. Its totient is φ = 52217374572372.

The previous prime is 52217374572361. The next prime is 52217374572431. The reversal of 52217374572373 is 37327547371225.

It is a happy number.

It is an a-pointer prime, because the next prime (52217374572431) can be obtained adding 52217374572373 to its sum of digits (58).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41195884233604 + 11021490338769 = 6418402^2 + 3319863^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52217374572373 is a prime.

It is a super-2 number, since 2×52217374572373² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52217374572073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26108687286186 + 26108687286187.

It is an arithmetic number, because the mean of its divisors is an integer number (26108687286187).

Almost surely, 2^{52217374572373} is an apocalyptic number.

It is an amenable number.

52217374572373 is a deficient number, since it is larger than the sum of its proper divisors (1).

52217374572373 is an equidigital number, since it uses as much as digits as its factorization.

52217374572373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 51861600, while the sum is 58.

The spelling of 52217374572373 in words is "fifty-two trillion, two hundred seventeen billion, three hundred seventy-four million, five hundred seventy-two thousand, three hundred seventy-three".