550054037591 has 2 divisors, whose sum is σ = 550054037592. Its totient is φ = 550054037590.

The previous prime is 550054037581. The next prime is 550054037627. The reversal of 550054037591 is 195730450055.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 550054037591 - 2¹⁴ = 550054021207 is a prime.

It is a super-2 number, since 2×550054037591² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (550054037581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275027018795 + 275027018796.

It is an arithmetic number, because the mean of its divisors is an integer number (275027018796).

Almost surely, 2^550054037591 is an apocalyptic number.

550054037591 is a deficient number, since it is larger than the sum of its proper divisors (1).

550054037591 is an equidigital number, since it uses as much as digits as its factorization.

550054037591 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 472500, while the sum is 44.

The spelling of 550054037591 in words is "five hundred fifty billion, fifty-four million, thirty-seven thousand, five hundred ninety-one".