545212343029 has 4 divisors (see below), whose sum is σ = 545292187660. Its totient is φ = 545132498400.

The previous prime is 545212342993. The next prime is 545212343041. The reversal of 545212343029 is 920343212545.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 151845046929 + 393367296100 = 389673^2 + 627190^2 .

It is a cyclic number.

It is not a de Polignac number, because 545212343029 - 2¹³ = 545212334837 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 545212342982 and 545212343000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545212343099) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39912072 + ... + 39925729.

It is an arithmetic number, because the mean of its divisors is an integer number (136323046915).

Almost surely, 2^545212343029 is an apocalyptic number.

It is an amenable number.

545212343029 is a deficient number, since it is larger than the sum of its proper divisors (79844631).

545212343029 is an equidigital number, since it uses as much as digits as its factorization.

545212343029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79844630.

The product of its (nonzero) digits is 259200, while the sum is 40.

The spelling of 545212343029 in words is "five hundred forty-five billion, two hundred twelve million, three hundred forty-three thousand, twenty-nine".