4405125404445 has 32 divisors (see below), whose sum is σ = 7214863933440. Its totient is φ = 2294077753920.

The previous prime is 4405125404441. The next prime is 4405125404461. The reversal of 4405125404445 is 5444045215044.

It is a happy number.

It is not a de Polignac number, because 4405125404445 - 2² = 4405125404441 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4405125404397 and 4405125404406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4405125404441) 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, 6944875 + ... + 7552584.

It is an arithmetic number, because the mean of its divisors is an integer number (225464497920).

Almost surely, 2^{4405125404445} is an apocalyptic number.

It is an amenable number.

4405125404445 is a deficient number, since it is larger than the sum of its proper divisors (2809738528995).

4405125404445 is a wasteful number, since it uses less digits than its factorization.

4405125404445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14497945.

The product of its (nonzero) digits is 1024000, while the sum is 42.

The spelling of 4405125404445 in words is "four trillion, four hundred five billion, one hundred twenty-five million, four hundred four thousand, four hundred forty-five".