545532235545 has 64 divisors (see below), whose sum is σ = 957289881600. Its totient is φ = 263089693440.

The previous prime is 545532235541. The next prime is 545532235631.

It is a happy number.

545532235545 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 545532235545 - 2² = 545532235541 is a prime.

It is a super-2 number, since 2×545532235545² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 545532235494 and 545532235503.

It is not an unprimeable number, because it can be changed into a prime (545532235541) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 36233239 + ... + 36248291.

It is an arithmetic number, because the mean of its divisors is an integer number (14957654400).

Almost surely, 2^545532235545 is an apocalyptic number.

545532235545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

545532235545 is a deficient number, since it is larger than the sum of its proper divisors (411757646055).

545532235545 is a wasteful number, since it uses less digits than its factorization.

545532235545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16230.

The product of its digits is 9000000, while the sum is 48.

The spelling of 545532235545 in words is "five hundred forty-five billion, five hundred thirty-two million, two hundred thirty-five thousand, five hundred forty-five".