5456312136545 has 16 divisors (see below), whose sum is σ = 6554216866512. Its totient is φ = 4360623759360.

The previous prime is 5456312136533. The next prime is 5456312136581.

5456312136545 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 8 ways, for example, as 4797554270224 + 658757866321 = 2190332^2 + 811639^2 .

It is not a de Polignac number, because 5456312136545 - 2⁴ = 5456312136529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5456312136493 and 5456312136502.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19522709 + ... + 19800221.

It is an arithmetic number, because the mean of its divisors is an integer number (409638554157).

Almost surely, 2^{5456312136545} is an apocalyptic number.

It is an amenable number.

5456312136545 is a deficient number, since it is larger than the sum of its proper divisors (1097904729967).

5456312136545 is a wasteful number, since it uses less digits than its factorization.

5456312136545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281492.

The product of its digits is 6480000, while the sum is 50.

The spelling of 5456312136545 in words is "five trillion, four hundred fifty-six billion, three hundred twelve million, one hundred thirty-six thousand, five hundred forty-five".