550924737491 has 2 divisors, whose sum is σ = 550924737492. Its totient is φ = 550924737490.

The previous prime is 550924737487. The next prime is 550924737497. The reversal of 550924737491 is 194737429055.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550924737491 - 2² = 550924737487 is a prime.

It is not a weakly prime, because it can be changed into another prime (550924737497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275462368745 + 275462368746.

It is an arithmetic number, because the mean of its divisors is an integer number (275462368746).

Almost surely, 2^550924737491 is an apocalyptic number.

550924737491 is a deficient number, since it is larger than the sum of its proper divisors (1).

550924737491 is an equidigital number, since it uses as much as digits as its factorization.

550924737491 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9525600, while the sum is 56.

The spelling of 550924737491 in words is "five hundred fifty billion, nine hundred twenty-four million, seven hundred thirty-seven thousand, four hundred ninety-one".