4405123451045 has 32 divisors (see below), whose sum is σ = 5609583383040. Its totient is φ = 3309403632640.

The previous prime is 4405123451033. The next prime is 4405123451059. The reversal of 4405123451045 is 5401543215044.

It is not a de Polignac number, because 4405123451045 - 2¹⁴ = 4405123434661 is a prime.

It is a super-2 number, since 2×4405123451045² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 195676340 + ... + 195698850.

It is an arithmetic number, because the mean of its divisors is an integer number (175299480720).

Almost surely, 2^{4405123451045} is an apocalyptic number.

It is an amenable number.

4405123451045 is a deficient number, since it is larger than the sum of its proper divisors (1204459931995).

4405123451045 is a wasteful number, since it uses less digits than its factorization.

4405123451045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27565.

The product of its (nonzero) digits is 192000, while the sum is 38.

Adding to 4405123451045 its reverse (5401543215044), we get a palindrome (9806666666089).

The spelling of 4405123451045 in words is "four trillion, four hundred five billion, one hundred twenty-three million, four hundred fifty-one thousand, forty-five".