4023355545 has 48 divisors (see below), whose sum is σ = 8008228800. Its totient is φ = 1848044160.

The previous prime is 4023355537. The next prime is 4023355549. The reversal of 4023355545 is 5455533204.

4023355545 is a `hidden beast` number, since 40 + 23 + 3 + 55 + 545 = 666.

It is not a de Polignac number, because 4023355545 - 2³ = 4023355537 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4023355549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 204490 + ... + 223299.

It is an arithmetic number, because the mean of its divisors is an integer number (166838100).

Almost surely, 2^4023355545 is an apocalyptic number.

4023355545 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

4023355545 is a deficient number, since it is larger than the sum of its proper divisors (3984873255).

4023355545 is a wasteful number, since it uses less digits than its factorization.

4023355545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427830 (or 427827 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 36.

The square root of 4023355545 is about 63429.9262572486. The cubic root of 4023355545 is about 1590.4846096104.

Adding to 4023355545 its reverse (5455533204), we get a palindrome (9478888749).

The spelling of 4023355545 in words is "four billion, twenty-three million, three hundred fifty-five thousand, five hundred forty-five".