655553250437 has 2 divisors, whose sum is σ = 655553250438. Its totient is φ = 655553250436.

The previous prime is 655553250371. The next prime is 655553250479. The reversal of 655553250437 is 734052355556.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 610439065636 + 45114184801 = 781306^2 + 212401^2 .

It is a cyclic number.

It is not a de Polignac number, because 655553250437 - 2¹⁴ = 655553234053 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (655553255437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327776625218 + 327776625219.

It is an arithmetic number, because the mean of its divisors is an integer number (327776625219).

Almost surely, 2^655553250437 is an apocalyptic number.

It is an amenable number.

655553250437 is a deficient number, since it is larger than the sum of its proper divisors (1).

655553250437 is an equidigital number, since it uses as much as digits as its factorization.

655553250437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9450000, while the sum is 50.

The spelling of 655553250437 in words is "six hundred fifty-five billion, five hundred fifty-three million, two hundred fifty thousand, four hundred thirty-seven".