545951351389 has 2 divisors, whose sum is σ = 545951351390. Its totient is φ = 545951351388.

The previous prime is 545951351381. The next prime is 545951351431. The reversal of 545951351389 is 983153159545.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 395685031225 + 150266320164 = 629035^2 + 387642^2 .

It is a cyclic number.

It is not a de Polignac number, because 545951351389 - 2³ = 545951351381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (545951351381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 272975675694 + 272975675695.

It is an arithmetic number, because the mean of its divisors is an integer number (272975675695).

Almost surely, 2^545951351389 is an apocalyptic number.

It is an amenable number.

545951351389 is a deficient number, since it is larger than the sum of its proper divisors (1).

545951351389 is an equidigital number, since it uses as much as digits as its factorization.

545951351389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 14580000, while the sum is 58.

The spelling of 545951351389 in words is "five hundred forty-five billion, nine hundred fifty-one million, three hundred fifty-one thousand, three hundred eighty-nine".