537630733634551 has 2 divisors, whose sum is σ = 537630733634552. Its totient is φ = 537630733634550.

The previous prime is 537630733634399. The next prime is 537630733634581. The reversal of 537630733634551 is 155436337036735.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 537630733634551 - 2⁹ = 537630733634039 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 537630733634551.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (537630733634581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 268815366817275 + 268815366817276.

It is an arithmetic number, because the mean of its divisors is an integer number (268815366817276).

Almost surely, 2^{537630733634551} is an apocalyptic number.

537630733634551 is a deficient number, since it is larger than the sum of its proper divisors (1).

537630733634551 is an equidigital number, since it uses as much as digits as its factorization.

537630733634551 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 214326000, while the sum is 61.

The spelling of 537630733634551 in words is "five hundred thirty-seven trillion, six hundred thirty billion, seven hundred thirty-three million, six hundred thirty-four thousand, five hundred fifty-one".