53345352976837 has 2 divisors, whose sum is σ = 53345352976838. Its totient is φ = 53345352976836.

The previous prime is 53345352976819. The next prime is 53345352976849. The reversal of 53345352976837 is 73867925354335.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32322476901796 + 21022876075041 = 5685286^2 + 4585071^2 .

It is a cyclic number.

It is not a de Polignac number, because 53345352976837 - 2¹⁹ = 53345352452549 is a prime.

It is a super-3 number, since 3×53345352976837³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53345352976037) by changing a digit.

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 as a sum of consecutive naturals, namely, 26672676488418 + 26672676488419.

It is an arithmetic number, because the mean of its divisors is an integer number (26672676488419).

Almost surely, 2^{53345352976837} is an apocalyptic number.

It is an amenable number.

53345352976837 is a deficient number, since it is larger than the sum of its proper divisors (1).

53345352976837 is an equidigital number, since it uses as much as digits as its factorization.

53345352976837 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1714608000, while the sum is 70.

The spelling of 53345352976837 in words is "fifty-three trillion, three hundred forty-five billion, three hundred fifty-two million, nine hundred seventy-six thousand, eight hundred thirty-seven".