52357774537 has 2 divisors, whose sum is σ = 52357774538. Its totient is φ = 52357774536.

The previous prime is 52357774501. The next prime is 52357774559. The reversal of 52357774537 is 73547775325.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 52339830841 + 17943696 = 228779^2 + 4236^2 .

It is a cyclic number.

It is not a de Polignac number, because 52357774537 - 2¹⁹ = 52357250249 is a prime.

It is not a weakly prime, because it can be changed into another prime (52357774577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26178887268 + 26178887269.

It is an arithmetic number, because the mean of its divisors is an integer number (26178887269).

Almost surely, 2^52357774537 is an apocalyptic number.

It is an amenable number.

52357774537 is a deficient number, since it is larger than the sum of its proper divisors (1).

52357774537 is an equidigital number, since it uses as much as digits as its factorization.

52357774537 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21609000, while the sum is 55.

The spelling of 52357774537 in words is "fifty-two billion, three hundred fifty-seven million, seven hundred seventy-four thousand, five hundred thirty-seven".