545268969862545 has 32 divisors (see below), whose sum is σ = 884690414150400. Its totient is φ = 286741633316864.

The previous prime is 545268969862541. The next prime is 545268969862553.

545268969862545 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 545268969862545 - 2² = 545268969862541 is a prime.

It is a super-2 number, since 2×545268969862545² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (545268969862541) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 568380312 + ... + 569338841.

It is an arithmetic number, because the mean of its divisors is an integer number (27646575442200).

Almost surely, 2^{545268969862545} is an apocalyptic number.

It is an amenable number.

545268969862545 is a deficient number, since it is larger than the sum of its proper divisors (339421444287855).

545268969862545 is a wasteful number, since it uses less digits than its factorization.

545268969862545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1137719609.

The product of its digits is 44789760000, while the sum is 84.

The spelling of 545268969862545 in words is "five hundred forty-five trillion, two hundred sixty-eight billion, nine hundred sixty-nine million, eight hundred sixty-two thousand, five hundred forty-five".