545550237295439 has 2 divisors, whose sum is σ = 545550237295440. Its totient is φ = 545550237295438.

The previous prime is 545550237295423. The next prime is 545550237295523. The reversal of 545550237295439 is 934592732055545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 545550237295439 - 2⁴ = 545550237295423 is a prime.

It is a super-2 number, since 2×545550237295439² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545550237295139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272775118647719 + 272775118647720.

It is an arithmetic number, because the mean of its divisors is an integer number (272775118647720).

Almost surely, 2^{545550237295439} is an apocalyptic number.

545550237295439 is a deficient number, since it is larger than the sum of its proper divisors (1).

545550237295439 is an equidigital number, since it uses as much as digits as its factorization.

545550237295439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1020600000, while the sum is 68.

The spelling of 545550237295439 in words is "five hundred forty-five trillion, five hundred fifty billion, two hundred thirty-seven million, two hundred ninety-five thousand, four hundred thirty-nine".