545955049477 has 2 divisors, whose sum is σ = 545955049478. Its totient is φ = 545955049476.

The previous prime is 545955049447. The next prime is 545955049517. The reversal of 545955049477 is 774940559545.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 498253868641 + 47701180836 = 705871^2 + 218406^2 .

It is a cyclic number.

It is not a de Polignac number, because 545955049477 - 2¹⁵ = 545955016709 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545955049427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272977524738 + 272977524739.

It is an arithmetic number, because the mean of its divisors is an integer number (272977524739).

Almost surely, 2^545955049477 is an apocalyptic number.

It is an amenable number.

545955049477 is a deficient number, since it is larger than the sum of its proper divisors (1).

545955049477 is an equidigital number, since it uses as much as digits as its factorization.

545955049477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 158760000, while the sum is 64.

The spelling of 545955049477 in words is "five hundred forty-five billion, nine hundred fifty-five million, forty-nine thousand, four hundred seventy-seven".