545261853436 has 12 divisors (see below), whose sum is σ = 977481615600. Its totient is φ = 265981391840.

The previous prime is 545261853427. The next prime is 545261853439. The reversal of 545261853436 is 634358162545.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545261853439) 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, 1662383536 + ... + 1662383863.

It is an arithmetic number, because the mean of its divisors is an integer number (81456801300).

Almost surely, 2^545261853436 is an apocalyptic number.

It is an amenable number.

545261853436 is a deficient number, since it is larger than the sum of its proper divisors (432219762164).

545261853436 is a wasteful number, since it uses less digits than its factorization.

545261853436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3324767444 (or 3324767442 counting only the distinct ones).

The product of its digits is 10368000, while the sum is 52.

The spelling of 545261853436 in words is "five hundred forty-five billion, two hundred sixty-one million, eight hundred fifty-three thousand, four hundred thirty-six".