552362653721 has 2 divisors, whose sum is σ = 552362653722. Its totient is φ = 552362653720.

The previous prime is 552362653643. The next prime is 552362653729. The reversal of 552362653721 is 127356263255.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 346120422400 + 206242231321 = 588320^2 + 454139^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-552362653721 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (552362653729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276181326860 + 276181326861.

It is an arithmetic number, because the mean of its divisors is an integer number (276181326861).

Almost surely, 2^552362653721 is an apocalyptic number.

It is an amenable number.

552362653721 is a deficient number, since it is larger than the sum of its proper divisors (1).

552362653721 is an equidigital number, since it uses as much as digits as its factorization.

552362653721 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2268000, while the sum is 47.

The spelling of 552362653721 in words is "five hundred fifty-two billion, three hundred sixty-two million, six hundred fifty-three thousand, seven hundred twenty-one".