537420698677787 has 2 divisors, whose sum is σ = 537420698677788. Its totient is φ = 537420698677786.

The previous prime is 537420698677727. The next prime is 537420698677823. The reversal of 537420698677787 is 787776896024735.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 537420698677787 - 2¹⁶ = 537420698612251 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 537420698677699 and 537420698677708.

It is not a weakly prime, because it can be changed into another prime (537420698677727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268710349338893 + 268710349338894.

It is an arithmetic number, because the mean of its divisors is an integer number (268710349338894).

Almost surely, 2^{537420698677787} is an apocalyptic number.

537420698677787 is a deficient number, since it is larger than the sum of its proper divisors (1).

537420698677787 is an equidigital number, since it uses as much as digits as its factorization.

537420698677787 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 41821194240, while the sum is 86.

The spelling of 537420698677787 in words is "five hundred thirty-seven trillion, four hundred twenty billion, six hundred ninety-eight million, six hundred seventy-seven thousand, seven hundred eighty-seven".