537064723361 has 2 divisors, whose sum is σ = 537064723362. Its totient is φ = 537064723360.

The previous prime is 537064723301. The next prime is 537064723369. The reversal of 537064723361 is 163327460735.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 464348207761 + 72716515600 = 681431^2 + 269660^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-537064723361 is a prime.

It is not a weakly prime, because it can be changed into another prime (537064723369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268532361680 + 268532361681.

It is an arithmetic number, because the mean of its divisors is an integer number (268532361681).

Almost surely, 2^537064723361 is an apocalyptic number.

It is an amenable number.

537064723361 is a deficient number, since it is larger than the sum of its proper divisors (1).

537064723361 is an equidigital number, since it uses as much as digits as its factorization.

537064723361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1905120, while the sum is 47.

The spelling of 537064723361 in words is "five hundred thirty-seven billion, sixty-four million, seven hundred twenty-three thousand, three hundred sixty-one".